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interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A0%D0%B5%D0%B3%D1%80%D0%B5%D1%81%D0%B8%D1%8F_(%D0%B3%D0%B5%D0%BE%D0%BC%D0%BE%D1%80%D1%84%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D1%8F)" title="Регресия (геоморфология) – Bulgarian" lang="bg" hreflang="bg" data-title="Регресия (геоморфология)" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Regressi%C3%B3_marina" title="Regressió marina – Catalan" lang="ca" hreflang="ca" data-title="Regressió marina" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Regression_(Geologie)" title="Regression (Geologie) – German" lang="de" hreflang="de" data-title="Regression (Geologie)" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Regressioon_(geoloogia)" title="Regressioon (geoloogia) – Estonian" lang="et" hreflang="et" data-title="Regressioon (geoloogia)" 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/Regresi%C3%B3n_marina" title="Regresión marina – Spanish" lang="es" hreflang="es" data-title="Regresión marina" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Itsasoaren_erregresio" title="Itsasoaren erregresio – Basque" lang="eu" hreflang="eu" data-title="Itsasoaren erregresio" 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/%D9%BE%D8%B3%D8%B1%D9%88%DB%8C_%D8%AF%D8%B1%DB%8C%D8%A7" title="پسروی دریا – Persian" lang="fa" hreflang="fa" data-title="پسروی دریا" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/R%C3%A9gression_marine" title="Régression marine – French" lang="fr" hreflang="fr" data-title="Régression marine" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8C%D5%A5%D5%A3%D6%80%D5%A5%D5%BD%D5%AB%D5%A1" title="Ռեգրեսիա – Armenian" lang="hy" hreflang="hy" data-title="Ռեգրեսիա" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Regressione_marina" title="Regressione marina – Italian" lang="it" hreflang="it" data-title="Regressione marina" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%A0%E1%83%94%E1%83%92%E1%83%A0%E1%83%94%E1%83%A1%E1%83%98%E1%83%90_(%E1%83%92%E1%83%94%E1%83%9D%E1%83%9A%E1%83%9D%E1%83%92%E1%83%98%E1%83%90)" title="რეგრესია (გეოლოგია) – Georgian" lang="ka" hreflang="ka" data-title="რეგრესია (გეოლოგია)" 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%A0%D0%B5%D0%B3%D1%80%D0%B5%D1%81%D1%81%D0%B8%D1%8F" title="Регрессия – Kazakh" lang="kk" hreflang="kk" data-title="Регрессия" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Regressie_(geologie)" title="Regressie (geologie) – Dutch" lang="nl" hreflang="nl" data-title="Regressie (geologie)" 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/%E6%B5%B7%E9%80%80" title="海退 – Japanese" lang="ja" hreflang="ja" data-title="海退" 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-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Regresjon_i_geologi" title="Regresjon i geologi – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Regresjon i geologi" 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-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Regressiya" title="Regressiya – Uzbek" lang="uz" hreflang="uz" data-title="Regressiya" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%B8%E0%A8%AE%E0%A9%81%E0%A9%B0%E0%A8%A6%E0%A8%B0%E0%A9%80_%E0%A8%B0%E0%A8%BF%E0%A8%97%E0%A8%B0%E0%A9%88%E0%A8%B8%E0%A8%BC%E0%A8%A8" title="ਸਮੁੰਦਰੀ ਰਿਗਰੈਸ਼ਨ – Punjabi" lang="pa" hreflang="pa" data-title="ਸਮੁੰਦਰੀ ਰਿਗਰੈਸ਼ਨ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Regresja_morza" title="Regresja morza – Polish" lang="pl" hreflang="pl" data-title="Regresja morza" 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/Regress%C3%A3o_marinha" title="Regressão marinha – Portuguese" lang="pt" hreflang="pt" data-title="Regressão marinha" data-language-autonym="Português" data-language-local-name="Portuguese" 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class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div 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">Geologic event in which sea level falls relative to the land</div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Offlap_%26_onlap_EN.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Offlap_%26_onlap_EN.svg/300px-Offlap_%26_onlap_EN.svg.png" decoding="async" width="300" height="199" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Offlap_%26_onlap_EN.svg/450px-Offlap_%26_onlap_EN.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Offlap_%26_onlap_EN.svg/600px-Offlap_%26_onlap_EN.svg.png 2x" data-file-width="680" data-file-height="450" /></a><figcaption>Cross-sectional diagrams illustrating the shift of sedimentary <a href="/wiki/Facies" title="Facies">facies</a> during transgression (<a href="/wiki/Onlap" title="Onlap">onlap</a>) and regression (<a href="/wiki/Offlap" class="mw-redirect" title="Offlap">offlap</a>)</figcaption></figure> <p>A <b>marine regression</b> is a geological process occurring when areas of submerged <a href="/wiki/Seafloor" class="mw-redirect" title="Seafloor">seafloor</a> are exposed during a drop in sea level. The opposite event, <a href="/wiki/Transgression_(geology)" class="mw-redirect" title="Transgression (geology)">marine transgression</a>, occurs when flooding from the sea covers previously-exposed land.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <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=Marine_regression&action=edit&section=1" title="Edit section: Description"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>According to one hypothesis, regressions may be linked to a "slowdown in sea-floor spreading, leading to a generalized drop in sea level (as the mid-ocean ridges would take up less space)...."<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> That view considers major marine regressions to be one aspect of a normal variation in rates of <a href="/wiki/Plate_tectonic" class="mw-redirect" title="Plate tectonic">plate tectonic</a> activity, which leads to major episodes of global <a href="/wiki/Volcano" title="Volcano">volcanism</a> like the <a href="/wiki/Siberian_Traps" title="Siberian Traps">Siberian Traps</a> and the <a href="/wiki/Deccan_Traps" title="Deccan Traps">Deccan Traps</a>, which in turn cause large <a href="/wiki/Extinction_events" class="mw-redirect" title="Extinction events">extinction events</a>. </p><p>Evidence of marine regressions and transgressions occurs throughout the fossil record, and the fluctuations are thought to have caused or contributed to several <a href="/wiki/Extinction_event" title="Extinction event">mass extinctions</a>, such as the <a href="/wiki/Permian%E2%80%93Triassic_extinction_event" title="Permian–Triassic extinction event">Permian–Triassic extinction event</a> (250 million years ago, Ma) and <a href="/wiki/Cretaceous%E2%80%93Paleogene_extinction_event" title="Cretaceous–Paleogene extinction event">Cretaceous–Paleogene extinction event</a> (66 <a href="/wiki/Annum" class="mw-redirect" title="Annum">Ma</a>). During the Permian-Triassic extinction, the largest extinction event in the Earth's history, the global sea level fell 250 m (820 ft).<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>A major regression could cause marine organisms in shallow seas to go extinct, but mass extinctions tend to involve both terrestrial and aquatic species, and it is harder to see how a marine regression could cause widespread extinctions of land animals. Regressions are, therefore, seen as correlates or symptoms of major extinctions, rather than primary causes. The Permian regression might have been related to the formation of <a href="/wiki/Pangaea" title="Pangaea">Pangaea</a>. The accumulation of all major landmasses into one body could have facilitated a regression by providing "a slight enlargement of the ocean basins as the great continents coalesced."<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> However, that cause could not have applied in all or even many of the other cases. </p> <div class="mw-heading mw-heading2"><h2 id="Ice_ages">Ice ages</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Marine_regression&action=edit&section=2" title="Edit section: Ice ages"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>During the <a href="/wiki/Ice_ages" class="mw-redirect" title="Ice ages">ice ages</a> of the <a href="/wiki/Pleistocene" title="Pleistocene">Pleistocene</a>, a clear correlation existed between marine regressions and episodes of <a href="/wiki/Glaciation" class="mw-redirect" title="Glaciation">glaciation</a>. As the balance shifts between the global <a href="/wiki/Cryosphere" title="Cryosphere">cryosphere</a> and <a href="/wiki/Hydrosphere" title="Hydrosphere">hydrosphere</a>, more of the planet's water in ice sheets means less in the oceans. At the height of the <a href="/wiki/Last_Glacial_Period" title="Last Glacial Period">last ice age</a>, around 18,000 years ago, the global sea level was 120 to 130 m (390-425 ft) lower than today. A cold spell around 6 million years ago was linked to an advance in glaciation, a marine regression, and the start of the <a href="/wiki/Messinian_salinity_crisis" title="Messinian salinity crisis">Messinian salinity crisis</a> in the <a href="/wiki/Mediterranean_Sea" title="Mediterranean Sea">Mediterranean</a> basin. Some major regressions of the past, however, seem unrelated to glaciation episodes, with the regression that accompanied the mass extinction at the end of the <a href="/wiki/Cretaceous" title="Cretaceous">Cretaceous</a> being one example. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Marine_regression&action=edit&section=3" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/8.2-kiloyear_event" title="8.2-kiloyear event">8.2-kiloyear event</a> – Rapid global cooling about 8,200 years ago</li> <li><a href="/wiki/Raised_beach" title="Raised beach">Marine terrace</a> – Emergent coastal landform</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=Marine_regression&action=edit&section=4" 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"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text">Monroe, James Stewart, and Reed Wicander. <i>Physical Geology: Exploring the Earth.</i> Fifth edition; Thomson Brooks/Cole, 2005; p. 162.</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text">Courtillot, p. 141.</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><a href="/wiki/Vincent_Courtillot" title="Vincent Courtillot">Courtillot, Vincent</a>. <i>Evolutionary Catastrophes: The Science of Mass Extinction.</i> Cambridge, Cambridge University Press, 1999; p. 89.</span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text">Ward, Peter D. <i>Rivers in Time: The Search for Clues to Earth's Mass Extinctions.</i> New York, Columbia University Press, 2000; p. 77.</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=Marine_regression&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070326233957/http://science.enotes.com/earth-science/marine-transgression-marine-regression">Marine Transgression and Marine Regression: World of Earth Science</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist 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marsh</a></li> <li><a href="/wiki/Fundus_(seabed)" title="Fundus (seabed)">Fundus</a></li> <li><a href="/wiki/Gat_(landform)" title="Gat (landform)">Gat</a></li> <li><a href="/wiki/Geo_(landform)" title="Geo (landform)">Geo</a></li> <li><a href="/wiki/Gulf" title="Gulf">Gulf</a></li> <li><a href="/wiki/Gut_(coastal_geography)" title="Gut (coastal geography)">Gut</a></li> <li><a href="/wiki/Hapua" title="Hapua">Hapua</a></li> <li><a href="/wiki/Headland" title="Headland">Headland</a></li> <li><a href="/wiki/Inlet" title="Inlet">Inlet</a></li> <li><a href="/wiki/Intertidal_wetland" title="Intertidal wetland">Intertidal wetland</a></li> <li><a href="/wiki/Island" title="Island">Island</a></li> <li><a href="/wiki/Islet" title="Islet">Islet</a></li> <li><a href="/wiki/Isthmus" title="Isthmus">Isthmus</a></li> <li><a href="/wiki/Lagoon" title="Lagoon">Lagoon</a></li> <li><a href="/wiki/Machair" title="Machair">Machair</a></li> <li><a href="/wiki/Mudflat" title="Mudflat">Mudflat</a></li> <li><a href="/wiki/Natural_arch" title="Natural arch">Natural arch</a></li> <li><a href="/wiki/Peninsula" title="Peninsula">Peninsula</a></li> <li><a href="/wiki/Reef" title="Reef">Reef</a></li> <li><a href="/wiki/Ria" title="Ria">Ria</a></li> <li><a href="/wiki/Salt_marsh" title="Salt marsh">Salt marsh</a></li> <li><a href="/wiki/Shoal" title="Shoal">Shoal</a></li> <li><a href="/wiki/Skerry" title="Skerry">Skerry</a></li> <li><a href="/wiki/Sound_(geography)" title="Sound (geography)">Sound</a></li> <li><a href="/wiki/Spit_(landform)" title="Spit (landform)">Spit</a></li> <li><a href="/wiki/Stack_(geology)" title="Stack (geology)">Stack</a></li> <li><a href="/wiki/Strait" title="Strait">Strait</a></li> <li><a href="/wiki/Strand_plain" title="Strand plain">Strand plain</a></li> <li><a href="/wiki/Submarine_canyon" title="Submarine canyon">Submarine canyon</a></li> <li><a href="/wiki/Tidal_island" title="Tidal island">Tidal island</a></li> <li><a href="/wiki/Tidal_marsh" title="Tidal marsh">Tidal marsh</a></li> <li><a href="/wiki/Tide_pool" title="Tide pool">Tide pool</a></li> <li><a href="/wiki/Tied_island" title="Tied island">Tied island</a></li> <li><a href="/wiki/Tombolo" title="Tombolo">Tombolo</a></li> <li><a href="/wiki/Waituna" title="Waituna">Waituna</a></li> <li><i><a href="/wiki/Windwatt" title="Windwatt">Windwatt</a></i></li></ul> </div></td><td class="noviewer navbox-image" rowspan="6" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Accreting_coast_Image6.svg" class="mw-file-description" title="Coastal and oceanic landforms"><img alt="Coastal and oceanic landforms" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Accreting_coast_Image6.svg/140px-Accreting_coast_Image6.svg.png" decoding="async" width="140" height="66" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Accreting_coast_Image6.svg/210px-Accreting_coast_Image6.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/48/Accreting_coast_Image6.svg/280px-Accreting_coast_Image6.svg.png 2x" data-file-width="1481" data-file-height="697" /></a></span><br /><br /><span typeof="mw:File"><a href="/wiki/File:Fernando_noronha.jpg" class="mw-file-description" title="Dois Irmãos - Fernando de Noronha"><img alt="Dois Irmãos - Fernando de Noronha" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/Fernando_noronha.jpg/140px-Fernando_noronha.jpg" decoding="async" width="140" height="105" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/Fernando_noronha.jpg/210px-Fernando_noronha.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/58/Fernando_noronha.jpg/280px-Fernando_noronha.jpg 2x" data-file-width="1024" data-file-height="768" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Beach" title="Beach">Beaches</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Beach_cusps" title="Beach cusps">Beach cusps</a></li> <li><a href="/wiki/Beach_evolution" title="Beach evolution">Beach evolution</a></li> <li><a href="/wiki/Beach_ridge" title="Beach ridge">Beach ridge</a></li> <li><a href="/wiki/Beach_wrack" title="Beach wrack">Beach wrack</a></li> <li><a href="/wiki/Beaches_in_estuaries_and_bays" title="Beaches in estuaries and bays">Beaches in estuaries and bays</a></li> <li><a href="/wiki/Beachrock" title="Beachrock">Beachrock</a></li> <li><a href="/wiki/Coastal_morphodynamics" title="Coastal morphodynamics">Coastal morphodynamics</a></li> <li><a href="/wiki/Pocket_beach" title="Pocket beach">Pocket beach</a></li> <li><a href="/wiki/Raised_beach" title="Raised beach">Raised beach</a></li> <li><a href="/wiki/Modern_recession_of_beaches" class="mw-redirect" title="Modern recession of beaches">Recession</a></li> <li><a href="/wiki/Seashell" title="Seashell">Shell beach</a></li> <li><a href="/wiki/Shingle_beach" title="Shingle beach">Shingle beach</a></li> <li><a href="/wiki/Storm_beach" title="Storm beach">Storm beach</a></li> <li><a href="/wiki/Wash_margin" title="Wash margin">Wash margin</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/River_mouth" title="River mouth">River mouths</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Debouch" title="Debouch">Debouch</a></li> <li><a href="/wiki/Mouth_bar" title="Mouth bar">Mouth bar</a></li> <li><a href="/wiki/River_delta" title="River delta">River delta</a> <ul><li><a href="/wiki/Mega_delta" class="mw-redirect" title="Mega delta">mega</a></li> <li><a href="/wiki/Regressive_delta" title="Regressive delta">regressive</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Large-scale_coastal_behaviour" title="Large-scale coastal behaviour">Processes</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Blowhole_(geology)" title="Blowhole (geology)">Blowhole</a></li> <li><a href="/wiki/Cliffed_coast" title="Cliffed coast">Cliffed coast</a></li> <li><a href="/wiki/Coastal_biogeomorphology" title="Coastal biogeomorphology">Coastal biogeomorphology</a></li> <li><a href="/wiki/Coastal_erosion" title="Coastal erosion">Coastal erosion</a></li> <li><a href="/wiki/Concordant_coastline" title="Concordant coastline">Concordant coastline</a></li> <li><a href="/wiki/Current_(hydrology)" title="Current (hydrology)">Current</a></li> <li><a href="/wiki/Cuspate_foreland" title="Cuspate foreland">Cuspate foreland</a></li> <li><a href="/wiki/Discordant_coastline" title="Discordant coastline">Discordant coastline</a></li> <li><a href="/wiki/Emergent_coastline" title="Emergent coastline">Emergent coastline</a></li> <li><a href="/wiki/Feeder_bluff" title="Feeder bluff">Feeder bluff</a></li> <li><a href="/wiki/Flat_coast" title="Flat coast">Flat coast</a></li> <li><a href="/wiki/Graded_shoreline" title="Graded shoreline">Graded shoreline</a></li> <li><a href="/wiki/Ingression_coast" title="Ingression coast">Ingression coast</a></li> <li><a href="/wiki/Large-scale_coastal_behaviour" title="Large-scale coastal behaviour">Large-scale coastal behaviour</a></li> <li><a href="/wiki/Longshore_drift" title="Longshore drift">Longshore drift</a></li> <li><a class="mw-selflink selflink">Marine regression</a></li> <li><a href="/wiki/Marine_transgression" title="Marine transgression">Marine transgression</a></li> <li><a href="/wiki/Raised_shoreline" title="Raised shoreline">Raised shoreline</a></li> <li><a href="/wiki/Rip_current" title="Rip current">Rip current</a></li> <li><a href="/wiki/Rocky_shore" title="Rocky shore">Rocky shore</a></li> <li><a href="/wiki/Sea_cave" title="Sea cave">Sea cave</a></li> <li><a href="/wiki/Sea_foam" title="Sea foam">Sea foam</a></li> <li><a href="/wiki/Shoal" title="Shoal">Shoal</a> <ul><li><a href="/wiki/Peresyp" title="Peresyp">peresyp</a></li></ul></li> <li><a href="/wiki/Steep_coast" title="Steep coast">Steep coast</a></li> <li><a href="/wiki/Submergent_coastline" title="Submergent coastline">Submergent coastline</a></li> <li><a href="/wiki/Surf_break" title="Surf break">Surf break</a></li> <li><a href="/wiki/Surf_zone" title="Surf zone">Surf zone</a></li> <li><a href="/wiki/Surge_channel" title="Surge channel">Surge channel</a></li> <li><a href="/wiki/Swash" title="Swash">Swash</a></li> <li><a href="/wiki/Undertow_(water_waves)" title="Undertow (water waves)">Undertow</a></li> <li><a href="/wiki/Volcanic_arc" title="Volcanic arc">Volcanic arc</a></li> <li><a href="/wiki/Wave-cut_platform" title="Wave-cut platform">Wave-cut platform</a></li> <li><a href="/wiki/Wave_shoaling" title="Wave shoaling">Wave shoaling</a></li> <li><a href="/wiki/Wind_fetch" title="Wind fetch">Wind fetch</a></li> <li><a href="/wiki/Wind_wave" title="Wind wave">Wind wave</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Coastal_management" title="Coastal management">Management</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Accretion_(coastal_management)" title="Accretion (coastal management)">Accretion</a></li> <li><a href="/wiki/Coastal_management" title="Coastal management">Coastal management</a></li> <li><a href="/wiki/Integrated_coastal_zone_management" title="Integrated coastal zone management">Integrated coastal zone management</a></li> <li><a href="/wiki/Submersion_(coastal_management)" title="Submersion (coastal management)">Submersion</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bulkhead_line" title="Bulkhead line">Bulkhead line</a></li> <li><a href="/wiki/Coastal_engineering" title="Coastal engineering">Coastal engineering</a></li> <li><a href="/wiki/Grain_size" title="Grain size">Grain size</a> <ul><li><a href="/wiki/Boulder" title="Boulder">boulder</a></li> <li><a href="/wiki/Clay" title="Clay">clay</a></li> <li><a href="/wiki/Cobble_(geology)" title="Cobble (geology)">cobble</a></li> <li><a href="/wiki/Granule_(geology)" title="Granule (geology)">granule</a></li> <li><a href="/wiki/Gravel" title="Gravel">gravel</a></li> <li><a href="/wiki/Pebble" title="Pebble">pebble</a></li> <li><a href="/wiki/Sand" title="Sand">sand</a></li> <li><a href="/wiki/Shingle_beach" title="Shingle beach">shingle</a></li> <li><a href="/wiki/Silt" title="Silt">silt</a></li></ul></li> <li><a href="/wiki/Intertidal_zone" title="Intertidal zone">Intertidal zone</a></li> <li><a href="/wiki/Littoral_zone" title="Littoral zone">Littoral zone</a></li> <li><a href="/wiki/Physical_oceanography" title="Physical oceanography">Physical oceanography</a></li> <li><a href="/wiki/Region_of_freshwater_influence" title="Region of freshwater influence">Region of freshwater influence</a></li> <li><a href="/wiki/River_plume" title="River plume">River plume</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, 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href="/wiki/Principle_of_original_horizontality" title="Principle of original horizontality">Principle of original horizontality</a></li> <li><a href="/wiki/Law_of_superposition" title="Law of superposition">Law of superposition</a></li> <li><a href="/wiki/Principle_of_lateral_continuity" title="Principle of lateral continuity">Principle of lateral continuity</a></li> <li><a href="/wiki/Principle_of_cross-cutting_relationships" class="mw-redirect" title="Principle of cross-cutting relationships">Principle of cross-cutting relationships</a></li> <li><a href="/wiki/Principle_of_faunal_succession" title="Principle of faunal succession">Principle of faunal succession</a></li> <li><a href="/wiki/Law_of_included_fragments" title="Law of included fragments">Principle of inclusions and components</a></li> <li><a href="/wiki/Walther%27s_law" class="mw-redirect" title="Walther's law">Walther's law</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="4" style="width:1px;padding:0 0 0 2px"><div><figure class="mw-halign-right" typeof="mw:File"><a href="/wiki/File:Wallula-Gap-the-sisters.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/62/Wallula-Gap-the-sisters.JPG/50px-Wallula-Gap-the-sisters.JPG" decoding="async" width="50" height="67" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/62/Wallula-Gap-the-sisters.JPG/75px-Wallula-Gap-the-sisters.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/62/Wallula-Gap-the-sisters.JPG/100px-Wallula-Gap-the-sisters.JPG 2x" data-file-width="1339" data-file-height="1786" /></a><figcaption></figcaption></figure></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Petrology" title="Petrology">Petrologic principles</a></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/Intrusive_rock" title="Intrusive 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