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class="vector-toc-numb">2</span> <span>Description</span> </div> </a> <ul id="toc-Description-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Subspecies" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Subspecies"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Subspecies</span> </div> </a> <ul id="toc-Subspecies-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Ecology" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ecology"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Ecology</span> </div> </a> <ul id="toc-Ecology-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Glaucous gull</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 52 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-52" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">52 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D9%88%D8%B1%D8%B3_%D8%BA%D9%84%D9%88%D9%83%D9%8A" title="نورس غلوكي – Arabic" lang="ar" hreflang="ar" data-title="نورس غلوكي" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Asturian" lang="ast" hreflang="ast" data-title="Larus hyperboreus" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9F%D0%BE%D0%BB%D1%8F%D1%80%D0%BD%D0%B0_%D1%87%D0%B0%D0%B9%D0%BA%D0%B0" title="Полярна чайка – Bulgarian" lang="bg" hreflang="bg" data-title="Полярна чайка" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Gouelan-Sterenn" title="Gouelan-Sterenn – Breton" lang="br" hreflang="br" data-title="Gouelan-Sterenn" data-language-autonym="Brezhoneg" data-language-local-name="Breton" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Gavinot_hiperbori" title="Gavinot hiperbori – Catalan" lang="ca" hreflang="ca" data-title="Gavinot hiperbori" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Cebuano" lang="ceb" hreflang="ceb" data-title="Larus hyperboreus" data-language-autonym="Cebuano" data-language-local-name="Cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Racek_%C5%A1ed%C3%BD" title="Racek šedý – Czech" lang="cs" hreflang="cs" data-title="Racek šedý" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Gwylan_y_Gogledd" title="Gwylan y Gogledd – Welsh" lang="cy" hreflang="cy" data-title="Gwylan y Gogledd" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Gr%C3%A5m%C3%A5ge" title="Gråmåge – Danish" lang="da" hreflang="da" data-title="Gråmåge" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-se mw-list-item"><a href="https://se.wikipedia.org/wiki/Stuorrask%C3%A1vli" title="Stuorraskávli – Northern Sami" lang="se" hreflang="se" data-title="Stuorraskávli" data-language-autonym="Davvisámegiella" data-language-local-name="Northern Sami" class="interlanguage-link-target"><span>Davvisámegiella</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Eism%C3%B6we" title="Eismöwe – German" lang="de" hreflang="de" data-title="Eismöwe" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-nv mw-list-item"><a href="https://nv.wikipedia.org/wiki/T%C3%B3nteel_ts%C3%ADdii_dinilb%C3%A1h%C3%ADg%C3%AD%C3%AD" title="Tónteel tsídii dinilbáhígíí – Navajo" lang="nv" hreflang="nv" data-title="Tónteel tsídii dinilbáhígíí" data-language-autonym="Diné bizaad" data-language-local-name="Navajo" class="interlanguage-link-target"><span>Diné bizaad</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/J%C3%A4%C3%A4kajakas" title="Jääkajakas – Estonian" lang="et" hreflang="et" data-title="Jääkajakas" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Spanish" lang="es" hreflang="es" data-title="Larus hyperboreus" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Glacimevo" title="Glacimevo – Esperanto" lang="eo" hreflang="eo" data-title="Glacimevo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Ipar-kaio" title="Ipar-kaio – Basque" lang="eu" hreflang="eu" data-title="Ipar-kaio" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%A9%D8%A7%DA%A9%D8%A7%DB%8C%DB%8C_%DA%A9%D8%A8%D9%88%D8%AF" title="کاکایی کبود – Persian" lang="fa" hreflang="fa" data-title="کاکایی کبود" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Valm%C3%A1si" title="Valmási – Faroese" lang="fo" hreflang="fo" data-title="Valmási" data-language-autonym="Føroyskt" data-language-local-name="Faroese" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Go%C3%A9land_bourgmestre" title="Goéland bourgmestre – French" lang="fr" hreflang="fr" data-title="Goéland bourgmestre" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Faoile%C3%A1n_glas" title="Faoileán glas – Irish" lang="ga" hreflang="ga" data-title="Faoileán glas" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Gaivota_hiperb%C3%B3rea" title="Gaivota hiperbórea – Galician" lang="gl" hreflang="gl" data-title="Gaivota hiperbórea" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%9D%B0%EA%B0%88%EB%A7%A4%EA%B8%B0" title="흰갈매기 – Korean" lang="ko" hreflang="ko" data-title="흰갈매기" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Sjeverni_galeb" title="Sjeverni galeb – Croatian" lang="hr" hreflang="hr" data-title="Sjeverni galeb" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ik mw-list-item"><a href="https://ik.wikipedia.org/wiki/Nauyavasugruk" title="Nauyavasugruk – Inupiaq" lang="ik" hreflang="ik" data-title="Nauyavasugruk" data-language-autonym="Iñupiatun" data-language-local-name="Inupiaq" class="interlanguage-link-target"><span>Iñupiatun</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Hv%C3%ADtm%C3%A1fur" title="Hvítmáfur – Icelandic" lang="is" hreflang="is" data-title="Hvítmáfur" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Italian" lang="it" hreflang="it" data-title="Larus hyperboreus" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A9%D7%97%D7%A3_%D7%9C%D7%91%D7%9F-%D7%9B%D7%A0%D7%A3" title="שחף לבן-כנף – Hebrew" lang="he" hreflang="he" data-title="שחף לבן-כנף" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%93%E1%83%98%E1%83%93%E1%83%98_%E1%83%9E%E1%83%9D%E1%83%9A%E1%83%90%E1%83%A0%E1%83%A3%E1%83%9A%E1%83%98_%E1%83%97%E1%83%9D%E1%83%9A%E1%83%98%E1%83%90" title="დიდი პოლარული თოლია – Georgian" lang="ka" hreflang="ka" data-title="დიდი პოლარული თოლია" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%94%D1%83%D0%B0%D0%BD%D0%B1%D0%B0%D1%81" title="Дуанбас – Kazakh" lang="kk" hreflang="kk" data-title="Дуанбас" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Liel%C4%81_pol%C4%81rkaija" title="Lielā polārkaija – Latvian" lang="lv" hreflang="lv" data-title="Lielā polārkaija" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Didysis_poliarinis_kiras" title="Didysis poliarinis kiras – Lithuanian" lang="lt" hreflang="lt" data-title="Didysis poliarinis kiras" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Jeges_sir%C3%A1ly" title="Jeges sirály – Hungarian" lang="hu" hreflang="hu" data-title="Jeges sirály" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%86%D9%88%D8%B1%D8%B3_%D8%BA%D9%84%D9%88%D9%83%D9%89" title="نورس غلوكى – Egyptian Arabic" lang="arz" hreflang="arz" data-title="نورس غلوكى" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%9C%D3%A9%D1%81%D0%BD%D0%B8%D0%B9_%D1%86%D0%B0%D1%85%D0%BB%D0%B0%D0%B9" title="Мөсний цахлай – Mongolian" lang="mn" hreflang="mn" data-title="Мөсний цахлай" data-language-autonym="Монгол" data-language-local-name="Mongolian" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Grote_burgemeester" title="Grote burgemeester – Dutch" lang="nl" hreflang="nl" data-title="Grote burgemeester" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%B7%E3%83%AD%E3%82%AB%E3%83%A2%E3%83%A1" title="シロカモメ – Japanese" lang="ja" hreflang="ja" data-title="シロカモメ" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Ismeew" title="Ismeew – Northern Frisian" lang="frr" hreflang="frr" data-title="Ismeew" data-language-autonym="Nordfriisk" data-language-local-name="Northern Frisian" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Polarm%C3%A5ke" title="Polarmåke – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Polarmåke" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Polarm%C3%A5se" title="Polarmåse – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Polarmåse" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Piedmontese" lang="pms" hreflang="pms" data-title="Larus hyperboreus" data-language-autonym="Piemontèis" data-language-local-name="Piedmontese" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Mewa_blada" title="Mewa blada – Polish" lang="pl" hreflang="pl" data-title="Mewa blada" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Gaivota-hiperb%C3%B3rea" title="Gaivota-hiperbórea – Portuguese" lang="pt" hreflang="pt" data-title="Gaivota-hiperbórea" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%91%D1%83%D1%80%D0%B3%D0%BE%D0%BC%D0%B8%D1%81%D1%82%D1%80_(%D0%BF%D1%82%D0%B8%D1%86%D0%B0)" title="Бургомистр (птица) – Russian" lang="ru" hreflang="ru" data-title="Бургомистр (птица)" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Gowden_maw" title="Gowden maw – Scots" lang="sco" hreflang="sco" data-title="Gowden maw" data-language-autonym="Scots" data-language-local-name="Scots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/%C4%8Cajka_bled%C3%A1" title="Čajka bledá – Slovak" lang="sk" hreflang="sk" data-title="Čajka bledá" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Isolokki" title="Isolokki – Finnish" lang="fi" hreflang="fi" data-title="Isolokki" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv badge-Q17559452 badge-recommendedarticle mw-list-item" title="recommended article"><a href="https://sv.wikipedia.org/wiki/Vittrut" title="Vittrut – Swedish" lang="sv" hreflang="sv" data-title="Vittrut" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Kutup_mart%C4%B1s%C4%B1" title="Kutup martısı – Turkish" lang="tr" hreflang="tr" data-title="Kutup martısı" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%B0%D1%80%D1%82%D0%B8%D0%BD_%D0%BF%D0%BE%D0%BB%D1%8F%D1%80%D0%BD%D0%B8%D0%B9" title="Мартин полярний – Ukrainian" lang="uk" hreflang="uk" data-title="Мартин полярний" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Larus_hyperboreus" title="Larus hyperboreus – Vietnamese" 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id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Species of bird</div> <p class="mw-empty-elt"> </p> <table class="infobox biota" style="text-align: left; width: 200px; font-size: 100%"> <tbody><tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)">Glaucous gull </th></tr> <tr> <td colspan="2" style="text-align: center"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Glacous_Gull_on_ice.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7a/Glacous_Gull_on_ice.jpg/220px-Glacous_Gull_on_ice.jpg" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7a/Glacous_Gull_on_ice.jpg/330px-Glacous_Gull_on_ice.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7a/Glacous_Gull_on_ice.jpg/440px-Glacous_Gull_on_ice.jpg 2x" data-file-width="1600" data-file-height="1200" /></a></span> </td></tr> <tr style="color:inherit; text-align: center; background-color: rgb(235,235,210)"> <th colspan="2"><div style="text-align: center"><a href="/wiki/Conservation_status" title="Conservation status">Conservation status</a></div> </th></tr> <tr> <td colspan="2"><div style="text-align: center"><span class="mw-default-size skin-invert-image" typeof="mw:File/Frameless"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Status_iucn3.1_LC.svg/220px-Status_iucn3.1_LC.svg.png" decoding="async" width="220" height="59" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Status_iucn3.1_LC.svg/330px-Status_iucn3.1_LC.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Status_iucn3.1_LC.svg/440px-Status_iucn3.1_LC.svg.png 2x" data-file-width="512" data-file-height="137" /></span></span><br /><a href="/wiki/Least_Concern" class="mw-redirect" title="Least Concern">Least Concern</a> <small> (<a href="/wiki/IUCN_Red_List" title="IUCN Red List">IUCN 3.1</a>)<sup id="cite_ref-iucn_status_19_November_2021_1-0" class="reference"><a href="#cite_note-iucn_status_19_November_2021-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></small></div> </td></tr> <tr> <th colspan="2" style="color:inherit; min-width:15em; text-align: center; background-color: rgb(235,235,210)"><a href="/wiki/Taxonomy_(biology)" title="Taxonomy (biology)">Scientific classification</a> <span class="plainlinks taxobox-edit-taxonomy skin-invert" style="font-size:smaller; float:right; padding-right:0.4em; margin-left:-3em;"><span typeof="mw:File"><a href="/wiki/Template:Taxonomy/Larus" title="Edit this classification"><img alt="Edit this classification" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/15px-OOjs_UI_icon_edit-ltr.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/23px-OOjs_UI_icon_edit-ltr.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/30px-OOjs_UI_icon_edit-ltr.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></span> </th></tr> <tr> <td>Domain: </td> <td><a href="/wiki/Eukaryote" title="Eukaryote">Eukaryota</a> </td></tr> <tr> <td>Kingdom: </td> <td><a href="/wiki/Animal" title="Animal">Animalia</a> </td></tr> <tr> <td>Phylum: </td> <td><a href="/wiki/Chordate" title="Chordate">Chordata</a> </td></tr> <tr> <td>Class: </td> <td><a href="/wiki/Bird" title="Bird">Aves</a> </td></tr> <tr> <td>Order: </td> <td><a href="/wiki/Charadriiformes" title="Charadriiformes">Charadriiformes</a> </td></tr> <tr> <td>Family: </td> <td><a href="/wiki/Laridae" title="Laridae">Laridae</a> </td></tr> <tr> <td>Genus: </td> <td><a href="/wiki/Larus" title="Larus"><i>Larus</i></a> </td></tr> <tr> <td>Species: </td> <td><div style="display:inline" class="species"><i><b>L. hyperboreus</b></i></div> </td></tr> <tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)"><a href="/wiki/Binomial_nomenclature" title="Binomial nomenclature">Binomial name</a> </th></tr> <tr> <td colspan="2" style="text-align: center"><b><span class="binomial"><span style="font-weight:normal;"></span><i>Larus hyperboreus</i></span></b><br /><div style="font-size: 85%;"><a href="/wiki/Johann_Ernst_Gunnerus" class="mw-redirect" title="Johann Ernst Gunnerus">Gunnerus</a>, 1767</div> </td></tr> <tr> <td colspan="2" style="text-align: center"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Larus_hyperboreus_map.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/32/Larus_hyperboreus_map.svg/220px-Larus_hyperboreus_map.svg.png" decoding="async" width="220" height="114" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/32/Larus_hyperboreus_map.svg/330px-Larus_hyperboreus_map.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/32/Larus_hyperboreus_map.svg/440px-Larus_hyperboreus_map.svg.png 2x" data-file-width="3100" data-file-height="1600" /></a></span> </td></tr> </tbody></table><style data-mw-deduplicate="TemplateStyles:r1238732961">@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox.biota tr{background:transparent!important}html.skin-theme-clientpref-night .mw-parser-output .infobox.biota img{background:transparent}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox.biota tr{background:transparent!important}html.skin-theme-clientpref-os .mw-parser-output .infobox.biota img{background:white}}.mw-parser-output .infobox.biota .taxobox-edit-taxonomy img{background:transparent!important}body.skin-vector .mw-parser-output table.biota.infobox{margin-top:0.5em}body.skin--responsive .mw-parser-output table.biota.infobox tr.taxonrow td{padding:2px 10px}</style> <p>The <b>glaucous gull</b> (<i><b>Larus hyperboreus</b></i>) is a large <a href="/wiki/Gull" title="Gull">gull</a>, the second-largest gull in the world. The genus name is from <a href="/wiki/Latin" title="Latin">Latin</a> <span title="Latin-language text"><i lang="la">larus</i></span>, which appears to have referred to a gull or other large seabird. The specific name <span title="Latin-language text"><i lang="la">hyperboreus</i></span> is Latin for "northern" from the <a href="/wiki/Ancient_Greek" title="Ancient Greek">Ancient Greek</a> <i>Huperboreoi</i> people from the far north <sup id="cite_ref-job_2-0" class="reference"><a href="#cite_note-job-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> "<a href="/wiki/Glaucous" title="Glaucous">Glaucous</a>" is from Latin <span title="Latin-language text"><i lang="la">glaucus</i></span> and denotes the grey colour of the gull.<sup id="cite_ref-OED_3-0" class="reference"><a href="#cite_note-OED-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> An older English name for this species is <b>burgomaster</b>.<sup id="cite_ref-Audubon_4-0" class="reference"><a href="#cite_note-Audubon-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Distribution">Distribution</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=1" title="Edit section: Distribution"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This gull breeds in <a href="/wiki/Arctic" title="Arctic">Arctic</a> regions of the <a href="/wiki/Northern_Hemisphere" title="Northern Hemisphere">Northern Hemisphere</a> and winters south to shores of the <a href="/wiki/Holarctic" class="mw-redirect" title="Holarctic">Holarctic</a>.It is <a href="/wiki/Bird_migration" title="Bird migration">migratory</a>, wintering from in the North <a href="/wiki/Atlantic_Ocean" title="Atlantic Ocean">Atlantic</a> and North <a href="/wiki/Pacific" class="mw-redirect" title="Pacific">Pacific</a> Oceans as far south as the <a href="/wiki/British_Isles" title="British Isles">British Isles</a> and northernmost states of the United States, also on the <a href="/wiki/Great_Lakes" title="Great Lakes">Great Lakes</a>. A few birds sometimes reach the southern USA and northern Mexico. </p> <div class="mw-heading mw-heading2"><h2 id="Description">Description</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=2" title="Edit section: Description"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Wiki-shirokamome.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Wiki-shirokamome.jpg/220px-Wiki-shirokamome.jpg" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Wiki-shirokamome.jpg/330px-Wiki-shirokamome.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Wiki-shirokamome.jpg/440px-Wiki-shirokamome.jpg 2x" data-file-width="2048" data-file-height="1536" /></a><figcaption>Adult plumage</figcaption></figure> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Larus_hyperboreus_Immature.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Larus_hyperboreus_Immature.jpg/220px-Larus_hyperboreus_Immature.jpg" decoding="async" width="220" height="185" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Larus_hyperboreus_Immature.jpg/330px-Larus_hyperboreus_Immature.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Larus_hyperboreus_Immature.jpg/440px-Larus_hyperboreus_Immature.jpg 2x" data-file-width="1042" data-file-height="875" /></a><figcaption>Immature plumage</figcaption></figure> <p>This is a large and powerful gull, second-largest of all gull species and very pale in all plumage, with no black on either the wings or the tail. Adults are pale grey above, with a thick, yellow bill. Juveniles are very pale grey with a pink and black bill. This species is considerably larger, bulkier, and thicker-billed than the similar <a href="/wiki/Iceland_gull" title="Iceland gull">Iceland gull</a>, and can sometimes equal the size of the <a href="/wiki/Great_black-backed_gull" title="Great black-backed gull">great black-backed gull</a>, the oft-titled largest gull species. In some areas, glaucous gulls are about the same weight as great black-backed gulls or even heavier, and their maximum weight is greater.<sup id="cite_ref-CRC2_5-0" class="reference"><a href="#cite_note-CRC2-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> They can weigh from 960 to 2,700 g (2.12 to 5.95 lb), with the sexes previously reported to average 1.55 kg (3.4 lb) in males and 1.35 kg (3.0 lb) in females.<sup id="cite_ref-CRC_6-0" class="reference"><a href="#cite_note-CRC-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Olsen_7-0" class="reference"><a href="#cite_note-Olsen-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> At the colony on <a href="/wiki/Coats_Island" title="Coats Island">Coats Island</a> in Canada, the gulls are nearly 15% heavier than some other known populations, with a mean weight 1.86 kg (4.1 lb) in five males and 1.49 kg (3.3 lb) in seven females. One other study claimed even higher weights for glaucous gulls, as on <a href="/wiki/Wrangel_Island" title="Wrangel Island">Wrangel Island</a>, 9 males reportedly averaged 2.32 kg (5.1 lb) and 2.1 kg (4.6 lb) in six females, which if accurate, would make the glaucous gull the heaviest gull and shorebird in the world if not (as far as is known) the largest in length on average.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Weiser_9-0" class="reference"><a href="#cite_note-Weiser-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> These gulls range from 55 to 77 cm (22 to 30 in) in length and can span 132 to 170 cm (52 to 67 in), with some specimens possibly attaining 182 cm (72 in), across the wings.<sup id="cite_ref-Olsen_7-1" class="reference"><a href="#cite_note-Olsen-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-AAB_10-0" class="reference"><a href="#cite_note-AAB-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Harrison_11-0" class="reference"><a href="#cite_note-Harrison-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Weiser_9-1" class="reference"><a href="#cite_note-Weiser-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> Among standard measurements, the <a href="/wiki/Wing_chord_(biology)" title="Wing chord (biology)">wing chord</a> is 40.8 to 50.1 cm (16.1 to 19.7 in), the <a href="/wiki/Beak" title="Beak">bill</a> is 4.9 to 6.9 cm (1.9 to 2.7 in) and the <a href="/wiki/Tarsus_(skeleton)" title="Tarsus (skeleton)">tarsus</a> is 6 to 7.7 cm (2.4 to 3.0 in).<sup id="cite_ref-Olsen_7-2" class="reference"><a href="#cite_note-Olsen-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> They take four years to reach maturity. </p><p>The call is a "laughing" cry similar to that of the herring gull, but deeper. </p> <div class="mw-heading mw-heading2"><h2 id="Subspecies">Subspecies</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=3" title="Edit section: Subspecies"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The four recognized <a href="/wiki/Subspecies" title="Subspecies">subspecies</a> are: </p> <table class="wikitable"> <tbody><tr> <th>Image</th> <th>Subspecies</th> <th>Distribution </th></tr> <tr> <td><span typeof="mw:File"><a href="/wiki/File:Adult_Glaucous_Gull_(Larus_hyperboreus),_Skaw_-_geograph.org.uk_-_5247885.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg/120px-Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg" decoding="async" width="120" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg/180px-Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg/240px-Adult_Glaucous_Gull_%28Larus_hyperboreus%29%2C_Skaw_-_geograph.org.uk_-_5247885.jpg 2x" data-file-width="1024" data-file-height="684" /></a></span></td> <td><i>L. h. hyperboreus</i>, <small><a href="/wiki/Johann_Ernst_Gunnerus" class="mw-redirect" title="Johann Ernst Gunnerus">Gunnerus</a>, 1767</small></td> <td><a href="/wiki/Nominate_subspecies#Nominotypical_subspecies_and_subspecies_autonyms" class="mw-redirect" title="Nominate subspecies">nominate</a>, found from northern <a href="/wiki/Europe" title="Europe">Europe</a> to north-western <a href="/wiki/Siberia" title="Siberia">Siberia</a> </td></tr> <tr> <td><span typeof="mw:File"><a href="/wiki/File:Glaucous_gull_(Larus_hyperboreus)_with_offspring,_Liefdefjord,_Svalbard.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/36/Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg/120px-Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg" decoding="async" width="120" height="68" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/36/Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg/180px-Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/36/Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg/240px-Glaucous_gull_%28Larus_hyperboreus%29_with_offspring%2C_Liefdefjord%2C_Svalbard.jpg 2x" data-file-width="3038" data-file-height="1709" /></a></span></td> <td><i>L. h. pallidissimus</i>, <small>Portenko, 1939</small></td> <td>found from north-western Siberia to the <a href="/wiki/Bering_Sea" title="Bering Sea">Bering Sea</a> - the largest subspecies, paler than <i>hyperboreus</i> with bright raspberry pink legs (possibly due to diet). </td></tr> <tr> <td><span typeof="mw:File"><a href="/wiki/File:Larus_hyperboreus-USFWS.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/120px-Larus_hyperboreus-USFWS.jpg" decoding="async" width="120" height="83" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/180px-Larus_hyperboreus-USFWS.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/240px-Larus_hyperboreus-USFWS.jpg 2x" data-file-width="3828" data-file-height="2641" /></a></span></td> <td><i>L. h. barrovianus</i>, <small><a href="/wiki/Robert_Ridgway" title="Robert Ridgway">Ridgway</a>, 1886</small></td> <td>found from <a href="/wiki/Alaska" title="Alaska">Alaska</a> to north-west Canada - the smallest subspecies, with a darker mantle, shorter bill and longer wings than hyperboreus. First-year immature is generally darker and more strongly-marked than <i>hyperboreus</i>. </td></tr> <tr> <td></td> <td><i>L. h. leuceretes</i>, <small><a href="/wiki/Bernhard_Christian_Schleep" title="Bernhard Christian Schleep">Schleep</a>, 1819</small></td> <td>found from north-central Canada to <a href="/wiki/Greenland" title="Greenland">Greenland</a> and <a href="/wiki/Iceland" title="Iceland">Iceland</a> - Averages slightly paler than <i>hyperboreus</i>. Olsen & Larsson (2003) in <i>Gulls of Europe, Asia and North America</i> consider it synonymous with nominate <i>hyperboreus</i>.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </td></tr> </tbody></table> <div class="mw-heading mw-heading2"><h2 id="Ecology">Ecology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=4" title="Edit section: Ecology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This species of seagull breeds colonially or singly on coasts and cliffs, making a lined nest on the ground or cliff. Normally, two to four light brown eggs with dark brown splotches are laid. </p><p>These are omnivores like most <i>Larus</i> gulls, and they eat fish, insects, molluscs, starfish, offal, scraps, eggs, small birds, small mammals, and carrion, as well as seeds, berries, and grains. </p> <ul class="gallery mw-gallery-traditional"> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><span><video id="mwe_player_0" poster="//upload.wikimedia.org/wikipedia/commons/thumb/b/be/Grote_burgemeester_eerste_winter-4961707.webm/120px--Grote_burgemeester_eerste_winter-4961707.webm.jpg" controls="" preload="none" data-mw-tmh="" class="mw-file-element" width="120" height="68" data-durationhint="80" data-mwtitle="Grote_burgemeester_eerste_winter-4961707.webm" data-mwprovider="wikimediacommons"><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/b/be/Grote_burgemeester_eerste_winter-4961707.webm/Grote_burgemeester_eerste_winter-4961707.webm.480p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="480p.vp9.webm" data-width="852" data-height="480" /><source src="//upload.wikimedia.org/wikipedia/commons/b/be/Grote_burgemeester_eerste_winter-4961707.webm" type="video/webm; codecs="vp8, vorbis"" data-width="1023" data-height="576" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/b/be/Grote_burgemeester_eerste_winter-4961707.webm/Grote_burgemeester_eerste_winter-4961707.webm.144p.mjpeg.mov" type="video/quicktime" data-transcodekey="144p.mjpeg.mov" data-width="256" data-height="144" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/b/be/Grote_burgemeester_eerste_winter-4961707.webm/Grote_burgemeester_eerste_winter-4961707.webm.240p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="240p.vp9.webm" data-width="426" data-height="240" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/b/be/Grote_burgemeester_eerste_winter-4961707.webm/Grote_burgemeester_eerste_winter-4961707.webm.360p.webm" type="video/webm; codecs="vp8, vorbis"" data-transcodekey="360p.webm" data-width="640" data-height="360" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/b/be/Grote_burgemeester_eerste_winter-4961707.webm/Grote_burgemeester_eerste_winter-4961707.webm.360p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="360p.vp9.webm" data-width="640" data-height="360" /></video></span></span></div> <div class="gallerytext">Glaucous gull at <a href="/wiki/De_Cocksdorp" title="De Cocksdorp">De Cocksdorp</a>, Netherlands</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Larus_hyperboreus-USFWS.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/120px-Larus_hyperboreus-USFWS.jpg" decoding="async" width="120" height="83" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/180px-Larus_hyperboreus-USFWS.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Larus_hyperboreus-USFWS.jpg/240px-Larus_hyperboreus-USFWS.jpg 2x" data-file-width="3828" data-file-height="2641" /></a></span></div> <div class="gallerytext"></div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Larus_hyperboreus_MWNH_0347.JPG" class="mw-file-description" title="Egg, collection Museum Wiesbaden"><img alt="Egg, collection Museum Wiesbaden" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/Larus_hyperboreus_MWNH_0347.JPG/120px-Larus_hyperboreus_MWNH_0347.JPG" decoding="async" width="120" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/Larus_hyperboreus_MWNH_0347.JPG/180px-Larus_hyperboreus_MWNH_0347.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/58/Larus_hyperboreus_MWNH_0347.JPG/240px-Larus_hyperboreus_MWNH_0347.JPG 2x" data-file-width="4288" data-file-height="2848" /></a></span></div> <div class="gallerytext">Egg, collection <a href="/wiki/Museum_Wiesbaden" title="Museum Wiesbaden">Museum Wiesbaden</a></div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg" class="mw-file-description" title="In flight with great black-backed gulls, Ottawa, Ontario"><img alt="In flight with great black-backed gulls, Ottawa, Ontario" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg/120px-Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg" decoding="async" width="120" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg/180px-Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg/240px-Glaucous_Gull_flying_with_Great_Black-backed_Gulls.jpg 2x" data-file-width="800" data-file-height="600" /></a></span></div> <div class="gallerytext">In flight with great black-backed gulls, <a href="/wiki/Ottawa" title="Ottawa">Ottawa</a>, <a href="/wiki/Ontario" title="Ontario">Ontario</a></div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-iucn_status_19_November_2021-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-iucn_status_19_November_2021_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration 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.cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFBirdLife_International2018" class="citation journal cs1">BirdLife International (2018). <a rel="nofollow" class="external text" href="https://www.iucnredlist.org/species/22694343/132544122">"<i>Larus hyperboreus</i>"</a>. <i><a href="/wiki/IUCN_Red_List" title="IUCN Red List">IUCN Red List of Threatened Species</a></i>. <b>2018</b>: e.T22694343A132544122. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.2305%2FIUCN.UK.2018-2.RLTS.T22694343A132544122.en">10.2305/IUCN.UK.2018-2.RLTS.T22694343A132544122.en</a></span><span class="reference-accessdate">. Retrieved <span class="nowrap">19 November</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=IUCN+Red+List+of+Threatened+Species&rft.atitle=Larus+hyperboreus&rft.volume=2018&rft.pages=e.T22694343A132544122&rft.date=2018&rft_id=info%3Adoi%2F10.2305%2FIUCN.UK.2018-2.RLTS.T22694343A132544122.en&rft.au=BirdLife+International&rft_id=https%3A%2F%2Fwww.iucnredlist.org%2Fspecies%2F22694343%2F132544122&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-job-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-job_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFJobling2010" class="citation book cs1">Jobling, James A (2010). <a rel="nofollow" class="external text" href="https://archive.org/details/Helm_Dictionary_of_Scientific_Bird_Names_by_James_A._Jobling"><i>The Helm Dictionary of Scientific Bird Names</i></a>. London: Christopher Helm. pp. <a rel="nofollow" class="external text" href="https://archive.org/details/Helm_Dictionary_of_Scientific_Bird_Names_by_James_A._Jobling/page/n198">198</a>, 219. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-4081-2501-4" title="Special:BookSources/978-1-4081-2501-4"><bdi>978-1-4081-2501-4</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Helm+Dictionary+of+Scientific+Bird+Names&rft.place=London&rft.pages=198%2C+219&rft.pub=Christopher+Helm&rft.date=2010&rft.isbn=978-1-4081-2501-4&rft.aulast=Jobling&rft.aufirst=James+A&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2FHelm_Dictionary_of_Scientific_Bird_Names_by_James_A._Jobling&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-OED-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-OED_3-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFReference-OED-_Glaucous" class="citation encyclopaedia cs1"><span class="id-lock-subscription" title="Paid subscription required"><a rel="nofollow" class="external text" href="https://www.oed.com/search/dictionary/?q=Glaucous">"Glaucous"</a></span>. <i><a href="/wiki/Oxford_English_Dictionary" title="Oxford English Dictionary">Oxford English Dictionary</a></i> (Online ed.). <a href="/wiki/Oxford_University_Press" title="Oxford University Press">Oxford University Press</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Glaucous&rft.btitle=Oxford+English+Dictionary&rft.edition=Online&rft.pub=Oxford+University+Press&rft_id=https%3A%2F%2Fwww.oed.com%2Fsearch%2Fdictionary%2F%3Fq%3DGlaucous&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span> <span style="font-size:0.95em; font-size:95%; color: var( --color-subtle, #555 )">(Subscription or <a rel="nofollow" class="external text" href="https://www.oed.com/public/login/loggingin#withyourlibrary">participating institution membership</a> required.)</span></span> </li> <li id="cite_note-Audubon-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-Audubon_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.audubon.org/birds-of-america/burgomaster-gull">"Burgomaster Gull"</a>. <i>National Audubon Society</i><span class="reference-accessdate">. Retrieved <span class="nowrap">14 October</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=National+Audubon+Society&rft.atitle=Burgomaster+Gull&rft_id=https%3A%2F%2Fwww.audubon.org%2Fbirds-of-america%2Fburgomaster-gull&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-CRC2-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-CRC2_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDunning_Jr.2008" class="citation book cs1">Dunning Jr., John B., ed. (2008). <i>CRC Handbook of Avian Body Masses</i> (2nd ed.). CRC Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-4200-6444-5" title="Special:BookSources/978-1-4200-6444-5"><bdi>978-1-4200-6444-5</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=CRC+Handbook+of+Avian+Body+Masses&rft.edition=2nd&rft.pub=CRC+Press&rft.date=2008&rft.isbn=978-1-4200-6444-5&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-CRC-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-CRC_6-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDunning_Jr.1992" class="citation book cs1">Dunning Jr., John B., ed. (1992). <i>CRC Handbook of Avian Body Masses</i>. CRC Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-8493-4258-5" title="Special:BookSources/978-0-8493-4258-5"><bdi>978-0-8493-4258-5</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=CRC+Handbook+of+Avian+Body+Masses&rft.pub=CRC+Press&rft.date=1992&rft.isbn=978-0-8493-4258-5&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-Olsen-7"><span class="mw-cite-backlink">^ <a href="#cite_ref-Olsen_7-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Olsen_7-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Olsen_7-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFOlsenLarsson2004" class="citation book cs1">Olsen, Klaus Malling; Larsson, Hans (2004). <span class="id-lock-registration" title="Free registration required"><a rel="nofollow" class="external text" href="https://archive.org/details/gullsofnorthamer0000olse"><i>Gulls of North America, Europe, and Asia</i></a></span>. Princeton University Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0691119977" title="Special:BookSources/978-0691119977"><bdi>978-0691119977</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Gulls+of+North+America%2C+Europe%2C+and+Asia&rft.pub=Princeton+University+Press&rft.date=2004&rft.isbn=978-0691119977&rft.aulast=Olsen&rft.aufirst=Klaus+Malling&rft.au=Larsson%2C+Hans&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fgullsofnorthamer0000olse&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text">Dementiev, G. P. and N. A. Gladkov. (1951). <i>Ptitsi Sovietskogo Soyuza [Birds of the Soviet Union]</i>. Vol. 2. Israel, in 1968.]: Publishing House Sovietskaya Nauka, Moscow, USSR. [English translation by the Israel Program for Scientific Translations, Jerusalem.</span> </li> <li id="cite_note-Weiser-9"><span class="mw-cite-backlink">^ <a href="#cite_ref-Weiser_9-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Weiser_9-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text">Weiser, Emily and H. Grant Gilchrist. (2012). <i>Glaucous Gull (Larus hyperboreus)</i>, The Birds of North America (P. G. Rodewald, Ed.). Ithaca: Cornell Lab of Ornithology; Retrieved from the Birds of North America: <a rel="nofollow" class="external free" href="https://birdsna.org/Species-Account/bna/species/glagul">https://birdsna.org/Species-Account/bna/species/glagul</a>. DOI: 10.2173/bna.573</span> </li> <li id="cite_note-AAB-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-AAB_10-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.allaboutbirds.org/guide/Glaucous_Gull/id">"Glaucous Gull"</a>. <i>All About Birds</i>. <a href="/wiki/Cornell_Lab_of_Ornithology" title="Cornell Lab of Ornithology">Cornell Lab of Ornithology</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=All+About+Birds&rft.atitle=Glaucous+Gull&rft_id=http%3A%2F%2Fwww.allaboutbirds.org%2Fguide%2FGlaucous_Gull%2Fid&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span> (2011)</span> </li> <li id="cite_note-Harrison-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-Harrison_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHarrison1991" class="citation book cs1">Harrison, Peter (1991). <i>Seabirds: An Identification Guide</i>. Houghton Mifflin Harcourt. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-395-60291-1" title="Special:BookSources/978-0-395-60291-1"><bdi>978-0-395-60291-1</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Seabirds%3A+An+Identification+Guide&rft.pub=Houghton+Mifflin+Harcourt&rft.date=1991&rft.isbn=978-0-395-60291-1&rft.aulast=Harrison&rft.aufirst=Peter&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFOlsen2003" class="citation book cs1">Olsen, Klaus Malling (2003). <a rel="nofollow" class="external text" href="https://www.worldcat.org/oclc/57006518"><i>Gulls of Europe, Asia and North America</i></a>. Hans Larsson. London: Christopher Helm. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-7136-7087-8" title="Special:BookSources/0-7136-7087-8"><bdi>0-7136-7087-8</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/57006518">57006518</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Gulls+of+Europe%2C+Asia+and+North+America&rft.place=London&rft.pub=Christopher+Helm&rft.date=2003&rft_id=info%3Aoclcnum%2F57006518&rft.isbn=0-7136-7087-8&rft.aulast=Olsen&rft.aufirst=Klaus+Malling&rft_id=https%3A%2F%2Fwww.worldcat.org%2Foclc%2F57006518&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Glaucous_gull&action=edit&section=6" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output 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typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Larus_hyperboreus" class="extiw" title="commons:Category:Larus hyperboreus">Larus hyperboreus</a></span>.</div></div> </div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1235681985"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1237033735"><div class="side-box side-box-right plainlinks 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rel="nofollow" class="external text" href="https://alaska.fws.gov/mbsp/mbm/seabirds/pdf/glgu.pdf">Glaucous gull</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100527194550/http://alaska.fws.gov/mbsp/mbm/seabirds/pdf/glgu.pdf">Archived</a> 2010-05-27 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, Alaska Seabird Information Series</li> <li><a rel="nofollow" class="external text" href="http://datazone.birdlife.org/species/factsheet/22694343">BirdLife species factsheet for <i>Larus hyperboreus</i></a></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=A59FA446D6B40057">"Larus hyperboreus"</a>. <i>Avibase</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Avibase&rft.atitle=Larus+hyperboreus&rft_id=https%3A%2F%2Favibase.bsc-eoc.org%2Fspecies.jsp%3Flang%3DEN%26avibaseid%3DA59FA446D6B40057&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q27375#P2026" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.hbw.com/ibc/species/glaucous-gull-larus-hyperboreus">"Glaucous gull media"</a>. <i><a href="/wiki/Internet_Bird_Collection" class="mw-redirect" title="Internet Bird Collection">Internet Bird Collection</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Internet+Bird+Collection&rft.atitle=Glaucous+gull+media&rft_id=https%3A%2F%2Fwww.hbw.com%2Fibc%2Fspecies%2Fglaucous-gull-larus-hyperboreus&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGlaucous+gull" class="Z3988"></span></li> <li><a rel="nofollow" class="external text" href="http://vireo.acnatsci.org/search.html?Form=Search&SEARCHBY=Common&KEYWORDS=glaucous+gull&showwhat=images&AGE=All&SEX=All&ACT=All&Search=Search&VIEW=All&ORIENTATION=All&RESULTS=24">Glaucous gull photo gallery</a> at VIREO (Drexel University)</li> <li><a rel="nofollow" class="external text" href="http://maps.iucnredlist.org/map.html?id=22694343">Interactive range map of <i>Larus hyperboreus</i></a> at <a rel="nofollow" class="external text" href="http://maps.iucnredlist.org/index.html">IUCN Red List maps</a></li> <li><a rel="nofollow" class="external text" href="http://www.xeno-canto.org/species/Larus-hyperboreus">Audio recordings of Glaucous gull</a> on <a href="/wiki/Xeno-canto" title="Xeno-canto">Xeno-canto</a>.</li> <li><a rel="nofollow" class="external text" href="https://www.flickr.com/groups/birdguide/pool/tags/Larus+hyperboreus"><i>Larus hyperboreus</i></a> in <i><a rel="nofollow" class="external text" href="https://www.flickr.com/groups/birdguide">Field Guide: Birds of the World</a></i> on <a href="/wiki/Flickr" title="Flickr">Flickr</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · 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.navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Gulls_(family:_Laridae)" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Gulls" title="Template:Gulls"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Gulls" title="Template talk:Gulls"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Gulls" title="Special:EditPage/Template:Gulls"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Gulls_(family:_Laridae)" style="font-size:114%;margin:0 4em"><a href="/wiki/Gull" title="Gull">Gulls</a> (<a href="/wiki/Family_(biology)" title="Family (biology)">family</a>: Laridae)</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Genus" title="Genus">Genus</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0;background:#eef;"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/Species" title="Species">Species</a></b> († indicates a species confirmed to be extinct)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i><a href="/wiki/Larus" title="Larus">Larus</a></i></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Pacific_gull" title="Pacific gull">Pacific gull</a></li> <li><a href="/wiki/Belcher%27s_gull" title="Belcher's gull">Belcher's gull</a></li> <li><a href="/wiki/Olrog%27s_gull" title="Olrog's gull">Olrog's gull</a></li> <li><a href="/wiki/Black-tailed_gull" title="Black-tailed gull">Black-tailed gull</a></li> <li><a href="/wiki/Heermann%27s_gull" title="Heermann's gull">Heermann's gull</a></li> <li><a href="/wiki/Common_gull" title="Common gull">Common gull</a></li> <li><a href="/wiki/Short-billed_gull" title="Short-billed gull">Short-billed gull</a></li> <li><a href="/wiki/Ring-billed_gull" title="Ring-billed gull">Ring-billed gull</a></li> <li><a href="/wiki/California_gull" title="California gull">California gull</a></li> <li><a href="/wiki/Great_black-backed_gull" title="Great black-backed gull">Great black-backed gull</a></li> <li><a href="/wiki/Kelp_gull" title="Kelp gull">Kelp gull (or Cape gull)</a></li> <li><a href="/wiki/Glaucous-winged_gull" title="Glaucous-winged gull">Glaucous-winged gull</a></li> <li><a href="/wiki/Western_gull" title="Western gull">Western gull</a></li> <li><a href="/wiki/Yellow-footed_gull" title="Yellow-footed gull">Yellow-footed gull</a></li> <li><a class="mw-selflink selflink">Glaucous gull</a></li> <li><a href="/wiki/Iceland_gull" title="Iceland gull">Iceland gull</a> <ul><li><a href="/wiki/Thayer%27s_gull" title="Thayer's gull">Thayer's gull</a></li></ul></li> <li><a href="/wiki/European_herring_gull" title="European herring gull">European herring gull</a></li> <li><a href="/wiki/American_herring_gull" title="American herring gull">American herring gull</a></li> <li><a href="/wiki/Yellow-legged_gull" title="Yellow-legged gull">Yellow-legged gull</a></li> <li><a href="/wiki/Caspian_gull" title="Caspian gull">Caspian gull</a></li> <li><a href="/wiki/Vega_gull" title="Vega gull">Vega gull (or East Siberian gull / Mongolian gull)</a></li> <li><a href="/wiki/Armenian_gull" title="Armenian gull">Armenian gull</a></li> <li><a href="/wiki/Slaty-backed_gull" title="Slaty-backed gull">Slaty-backed gull</a></li> <li><a href="/wiki/Lesser_black-backed_gull" title="Lesser black-backed gull">Lesser black-backed gull</a> <ul><li><a href="/wiki/Heuglin%27s_gull" title="Heuglin's gull">Heuglin's gull</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i><a href="/wiki/Ichthyaetus" title="Ichthyaetus">Ichthyaetus</a></i></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/White-eyed_gull" title="White-eyed gull">White-eyed gull</a></li> <li><a href="/wiki/Sooty_gull" title="Sooty gull">Sooty gull</a></li> <li><a href="/wiki/Great_black-headed_gull" class="mw-redirect" title="Great black-headed gull">Great black-headed gull (or Pallas's gull)</a></li> <li><a href="/wiki/Audouin%27s_gull" title="Audouin's gull">Audouin's gull</a></li> <li><a href="/wiki/Mediterranean_gull" title="Mediterranean gull">Mediterranean gull</a></li> <li><a href="/wiki/Relict_gull" title="Relict gull">Relict gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i><a href="/wiki/Leucophaeus" title="Leucophaeus">Leucophaeus</a></i></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Dolphin_gull" title="Dolphin gull">Dolphin gull</a></li> <li><a href="/wiki/Laughing_gull" title="Laughing gull">Laughing gull</a></li> <li><a href="/wiki/Franklin%27s_gull" title="Franklin's gull">Franklin's gull</a></li> <li><a href="/wiki/Lava_gull" title="Lava gull">Lava gull</a></li> <li><a href="/wiki/Grey_gull" title="Grey gull">Grey gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i><a href="/wiki/Chroicocephalus" title="Chroicocephalus">Chroicocephalus</a></i></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Silver_gull" title="Silver gull">Silver gull</a></li> <li><a href="/wiki/Red-billed_gull" title="Red-billed gull">Red-billed gull</a></li> <li><a href="/wiki/Huahine_gull" title="Huahine gull">Huahine gull</a> †</li> <li><a href="/wiki/Hartlaub%27s_gull" title="Hartlaub's gull">Hartlaub's gull</a></li> <li><a href="/wiki/Brown-hooded_gull" title="Brown-hooded gull">Brown-hooded gull</a></li> <li><a href="/wiki/Grey-headed_gull" title="Grey-headed gull">Grey-headed gull (or grey-hooded gull)</a></li> <li><a href="/wiki/Andean_gull" title="Andean gull">Andean gull</a></li> <li><a href="/wiki/Black-billed_gull" title="Black-billed gull">Black-billed gull</a></li> <li><a href="/wiki/Brown-headed_gull" title="Brown-headed gull">Brown-headed gull</a></li> <li><a href="/wiki/Black-headed_gull" title="Black-headed gull">Black-headed gull</a></li> <li><a href="/wiki/Slender-billed_gull" title="Slender-billed gull">Slender-billed gull</a></li> <li><a href="/wiki/Bonaparte%27s_gull" title="Bonaparte's gull">Bonaparte's gull</a></li> <li><a href="/wiki/Saunders%27s_gull" title="Saunders's gull">Saunders's gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i>Hydrocoloeus</i></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Little_gull" title="Little gull">Little gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i>Rhodostethia</i></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ross%27s_gull" title="Ross's gull">Ross's gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i><a href="/wiki/Kittiwake" title="Kittiwake">Rissa</a></i></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Black-legged_kittiwake" title="Black-legged kittiwake">Black-legged kittiwake</a></li> <li><a href="/wiki/Red-legged_kittiwake" title="Red-legged kittiwake">Red-legged kittiwake</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i>Pagophila</i></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ivory_gull" title="Ivory gull">Ivory gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i>Xema</i></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sabine%27s_gull" title="Sabine's gull">Sabine's gull</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><i>Creagrus</i></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Swallow-tailed_gull" title="Swallow-tailed gull">Swallow-tailed gull</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow hlist" colspan="2"><div> <ul><li><a href="/wiki/Gull_egg" title="Gull egg">Gull eggs as food</a></li> <li><a href="/wiki/Hybridisation_in_gulls" title="Hybridisation in gulls">Hybridisation in gulls</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Taxon_identifiers" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Taxon_identifiers" style="font-size:114%;margin:0 4em"><a href="/wiki/Help:Taxon_identifiers" title="Help:Taxon identifiers">Taxon identifiers</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: left;"><i>Larus hyperboreus</i></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span style="white-space:nowrap;"><a href="/wiki/Wikidata" title="Wikidata">Wikidata</a>: <span class="uid"><span class="external"><a href="https://www.wikidata.org/wiki/Q27375" class="extiw" title="wikidata:Q27375">Q27375</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Wikispecies" title="Wikispecies">Wikispecies</a>: <span class="uid"><span class="external"><a href="https://species.wikimedia.org/wiki/Larus_hyperboreus" class="extiw" title="wikispecies:Larus hyperboreus">Larus hyperboreus</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/American_Birding_Association" title="American Birding Association">ABA</a>: <span class="uid">glagul</span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Animal_Diversity_Web" title="Animal Diversity Web">ADW</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://animaldiversity.org/accounts/Larus_hyperboreus/">Larus_hyperboreus</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Avibase" title="Avibase">Avibase</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://avibase.bsc-eoc.org/species.jsp?avibaseid=A59FA446D6B40057">A59FA446D6B40057</a></span></span></li> <li><span style="white-space:nowrap;">BioLib: <span class="uid"><a rel="nofollow" class="external text" href="https://www.biolib.cz/en/taxon/id8701">8701</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/BirdLife_International" title="BirdLife International">BirdLife</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://datazone.birdlife.org/species/factsheet/22694343">22694343</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Birds_of_the_World" title="Birds of the World">BOW</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://birdsoftheworld.org/bow/species/glagul">glagul</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/British_Trust_for_Ornithology" title="British Trust for Ornithology">BTO</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://app.bto.org/birdfacts/results/bob5990.htm">bob5990</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Catalogue_of_Life" title="Catalogue of Life">CoL</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.catalogueoflife.org/data/taxon/3SBQG">3SBQG</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/EBird" title="EBird">eBird</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://ebird.org/species/glagul">glagul</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/European_Nature_Information_System" class="mw-redirect" title="European Nature Information System">EUNIS</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://eunis.eea.europa.eu/species/1111">1111</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/European_Union_for_Bird_Ringing" title="European Union for Bird Ringing">EURING</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://euring.org/edb/species-maps/sp5990.htm">5990</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Fauna_Europaea" title="Fauna Europaea">Fauna Europaea</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:faunaeur.org:taxname:96943">96943</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Fauna_Europaea" title="Fauna Europaea">Fauna Europaea (new)</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://fauna-eu.org/cdm_dataportal/taxon/193bdab5-3cf8-410b-bd8b-eb6a6b97f7f6">193bdab5-3cf8-410b-bd8b-eb6a6b97f7f6</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Global_Biodiversity_Information_Facility" title="Global Biodiversity Information Facility">GBIF</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.gbif.org/species/2481127">2481127</a></span></span></li> <li><span style="white-space:nowrap;">GNAB: <span class="uid"><a rel="nofollow" class="external text" href="https://www.audubon.org/field-guide/bird/glaucous-gull">glaucous-gull</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Handbook_of_the_Birds_of_the_World" title="Handbook of the Birds of the World">IBC</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://birdsoftheworld.org/bow/species/glaucous-gull-larus-hyperboreus">glaucous-gull-larus-hyperboreus</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/INaturalist" title="INaturalist">iNaturalist</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://inaturalist.org/taxa/4349">4349</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Interim_Register_of_Marine_and_Nonmarine_Genera" title="Interim Register of Marine and Nonmarine Genera">IRMNG</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.irmng.org/aphia.php?p=taxdetails&id=10981907">10981907</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Integrated_Taxonomic_Information_System" title="Integrated Taxonomic Information System">ITIS</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=176808">176808</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/IUCN_Red_List" title="IUCN Red List">IUCN</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://apiv3.iucnredlist.org/api/v3/taxonredirect/22694343">22694343</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/NatureServe" title="NatureServe">NatureServe</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.101458/">2.101458</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/National_Biodiversity_Network" title="National Biodiversity Network">NBN</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://data.nbn.org.uk/Taxa/NBNSYS0000000356">NBNSYS0000000356</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/National_Center_for_Biotechnology_Information" title="National Center for Biotechnology Information">NCBI</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=119637">119637</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Observation.org" title="Observation.org">Observation.org</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://observation.org/species/255/">255</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Ocean_Biodiversity_Information_System" title="Ocean Biodiversity Information System">OBIS</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://obis.org/taxon/137145">137145</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Ohio_Department_of_Natural_Resources" title="Ohio Department of Natural Resources">ODNR</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://web.archive.org/web/http://wildlife.ohiodnr.gov/species-and-habitats/species-guide-index/birds/glaucous-gull">glaucous-gull</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Paleobiology_Database" title="Paleobiology Database">Paleobiology Database</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=369045">369045</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/SeaLifeBase" title="SeaLifeBase">SeaLifeBase</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.sealifebase.ca/Summary/SpeciesSummary.php?id=75055">75055</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/World_Register_of_Marine_Species" title="World Register of Marine Species">WoRMS</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.marinespecies.org/aphia.php?p=taxdetails&id=137145">137145</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Xeno-canto" title="Xeno-canto">Xeno-canto</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://xeno-canto.org/species/Larus-hyperboreus">Larus-hyperboreus</a></span></span></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox authority-control" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a>: National <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q27375#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" 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