Algal monitoring service

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href="/climate-and-weather/climate-change-adaptation-toolbox">Climate change adaptation toolbox</a></div> <div class="field__item"><a href="/climate-and-weather/weather-and-climate-forecasting-services">Weather and climate forecasting services</a></div> <div class="field__item"><a href="https://shiny.niwa.co.nz/drought-forecast/">Drought forecasting dashboard</a></div> <div class="field__item"><a href="/climate-and-weather/niwa-can-help-you-leverage-updated-climate-projections">Leveraging updated climate projections</a></div> <div class="field__item"><a href="/climate/our-services/obtaining-climate-data-from-niwa">Climate data</a></div> <div class="field__item"><a href="/climate/our-services/virtual-climate-stations">Virtual Climate Stations</a></div> <div class="field__item"><a href="/climate/our-services/climate-mapping">Climate mapping</a></div> <div class="field__item"><a href="/climate-and-weather/daily-climate-maps">Daily climate maps</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/climate-and-weather?pt=All&sort_by=recent#filters">Understanding our climate</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/seasonal-climate-outlook/seasonal-climate-outlook">Seasonal climate outlooks</a></div> <div class="field__item"><a href="/climate-and-weather/climate-summaries-0">Climate summaries</a></div> <div class="field__item"><a href="/climate-and-weather/sea-surface-temperature-update">Sea Surface Temperature Update</a></div> <div class="field__item"><a href="/climate-and-weather/regional-climatologies">Regional climatologies</a></div> <div class="field__item"><a href="/rainfall/southwest-pacific-tropical-cyclone-outlook">Southwest Pacific Tropical Cyclone Outlook</a></div> <div class="field__item"><a href="/climate-and-weather/island-climate-update">Island Climate Update</a></div> <div class="field__item"><a href="/el-nino-and-la-nina">El Niño and La Niña</a></div> <div class="field__item"><a href="/climate/information-and-resources/nz-temperature-record">NZ temperature record</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/climate-and-weather/niwa-can-help-you-leverage-updated-climate-projections">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/2022_PHOTO_COMP_Skyline_Hookcropped.jpg?h=034a5371&itok=5geu_pYl" width="614" height="409" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> NIWA can help you leverage updated climate projections </h2> </div> <div class="field field--name-field-page-type field--type-entity-reference field--label-hidden field__item">Service</div> <div class="field field--name-node-post-date field--type-ds field--label-hidden field__item">29 August 2024</div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">NIWA is using updated climate projections to help New Zealanders better understand climate-related risks.</div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content 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Our science prevents property damage and saves lives.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/hazards"> Explore all </a> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_1 js-view-dom-id-f1211b1bc845879d94b512d92458bc9b5ce56e8e8e49be6a562f903e11341480"> <div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_2 js-view-dom-id-d06a31c84c0ac991811674093bc2d5691fad66feebfafa8ab0b41cb1e8473982"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-children-tags ds-1col clearfix"> <div class="views-element-container"><div class="view view-eva view-topic-children view-id-topic_children view-display-id-entity_view_1 js-view-dom-id-85e65a76343b5363f1f9b3788e03753666276149866a88949885bb09c9e468a9"> <div class="topic-tag"><a href="/hazards/coastal-hazards" hreflang="en">Coastal hazards</a></div> </div> </div> </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_1 js-view-dom-id-a1030bf561447be3574499addb3edbe287bcbd92b7541fe8d3587cb5b85e4d0b"> <div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_2 js-view-dom-id-f0d3f70bdcc6d425720b825e426b1ade585ce2a0dcbb0c20cba5b00883280274"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-related-tags ds-1col clearfix"> <div class="topic-tag topic-tag--related"><a href="/hazards/weather-hazards" hreflang="en">Weather hazards</a></div> <div class="topic-tag topic-tag--related"><a href="/hazards/geological-hazards" hreflang="en">Geological hazards</a></div> </div> </div> </div> </div> </div> </div> <div> <div class="field field--name-field-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/hazards?pt=10">Research</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/hazards/future-coasts-aotearoa">Future Coasts Aotearoa</a></div> <div class="field__item"><a href="/hazards/identifying-rip-currents-using-artificial-intelligence">Identifying rip currents using AI</a></div> <div class="field__item"><a href="/hazards/riskscape-software">Riskscape software</a></div> <div class="field__item"><a href="/hazards/ma-te-haumaru-o-nga-puna-wai-o-rakaihautu-ka-ora-mo-ake-tonu">Mā te haumaru ō te wai: Aotearoa flood resilience</a></div> <div class="field__item"><a href="/hazards/research-projects/responding-to-and-preparing-for-extreme-weather-events">Responding to and preparing for extreme weather events</a></div> <div class="field__item"><a href="/climate-and-weather/forecasting-weather-systems">Forecasting weather systems</a></div> <div class="field__item"><a href="/hazards/tsunami-generated-underwater-volcanoes">Tsunami generated by underwater volcanoes</a></div> <div class="field__item"><a href="/hazards/weather-hazards/river-flow-forecasting">River flow forecasting</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/our-services?subtree%5Btopic%5D=198">Tools & services</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/hazards/coastal-hazards/extreme-coastal-flood-maps-aotearoa-new-zealand">Extreme coastal flood maps for Aotearoa New Zealand</a></div> <div class="field__item"><a href="/coasts/tides/storm-tide-red-alert-days-2025">Storm-tide red-alert days 2025</a></div> <div class="field__item"><a href="/coasts/tide-forecaster">Tide forecaster</a></div> <div class="field__item"><a href="/hazards/sea-level-rise">Sea-level rise</a></div> <div class="field__item"><a href="https://shiny.niwa.co.nz/drought-forecast/">Drought dashboard</a></div> <div class="field__item"><a href="/climate-and-weather/serious-games-tool-engage-people">Serious games as a tool to engage people</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/news/tonga-eruption-confirmed-largest-ever-recorded">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/2022_10_3D_MODEL_HTHH_parsonskingDSC00900-web.jpg?h=f3f0a9e5&itok=gsi2rTI3" width="614" height="409" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> Tonga eruption confirmed as largest ever recorded </h2> </div> <div class="field field--name-field-page-type field--type-entity-reference field--label-hidden field__item">Media release</div> <div class="field field--name-node-post-date field--type-ds field--label-hidden field__item">21 November 2022</div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano.</div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_1 js-view-dom-id-2f6b71dfb079e9fb4235fa316c9ffdfd737d0533b7783e37b9ad8444d330fa23"> <div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_2 js-view-dom-id-46f9e128c53c61d64d808d97e4b7862e1dbfd47ab11013b64edfbf9b711bbf61"> </div> </div> </div> </div> </div> </div> </div> </li> <li class="site__header__menu__item--primary"> <a href="/coasts-and-oceans" title="NIWA aims to provide the knowledge needed for the sound environmental management of our marine resources." class="site__header__menu__link--primary" data-drupal-link-system-path="taxonomy/term/6203">Coasts & Oceans</a> <div class="menu_link_content menu-link-contentmain view-mode-default menu-dropdown menu-dropdown-0 menu-type-default"> <div class="layout layout--twocol-section layout--twocol-section--75-25"> <div class="layout__region layout__region--first"> <div> <div class="field field--name-title field--type-string field--label-hidden field__item"><h1 class="menu-link-content__heading">Coasts & Oceans</h1> </div> </div> <div> <div class="field field--name-description field--type-string field--label-hidden field__item"><div class="menu-link-content__description">NIWA aims to provide the knowledge needed for the sound environmental management of our marine resources.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/coasts-and-oceans"> Explore all </a> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_1 js-view-dom-id-2ee711a02907119b308720693e087c1e6a0194fe44f28db07e6d80e3a047ee90"> <div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_2 js-view-dom-id-1b05980f8cb368545974ae7b4b842606f60a26eaa182c0a8bf087a3da5e70d1f"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-children-tags ds-1col clearfix"> <div class="views-element-container"><div class="view view-eva view-topic-children view-id-topic_children view-display-id-entity_view_1 js-view-dom-id-b54d399d97760a8df68028d4d01ed780be772cbd86733f3b32b16e87c2c0725f"> </div> </div> </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_1 js-view-dom-id-629790f68b895b41d83230970808d9887305ead732e68491dbd579792d63216d"> <div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_2 js-view-dom-id-e9e6349c04129842a0b1d259dc6689d610c99e02b87f1d4812fe2f1aa2d346b4"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-related-tags ds-1col clearfix"> <div class="topic-tag topic-tag--related"><a href="/fisheries" hreflang="en">Fisheries</a></div> <div class="topic-tag topic-tag--related"><a href="/aquaculture" hreflang="en">Aquaculture</a></div> <div class="topic-tag topic-tag--related"><a href="/oceans" hreflang="en">Oceans</a></div> <div class="topic-tag topic-tag--related"><a href="/coasts" hreflang="en">Coasts</a></div> <div class="topic-tag topic-tag--related"><a href="/coasts/estuaries" hreflang="en">Estuaries</a></div> <div class="topic-tag topic-tag--related"><a href="/antarctica" hreflang="en">Antarctica</a></div> </div> </div> </div> </div> </div> </div> <div> <div class="field field--name-field-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/research">Research</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/antarctica?pt=10#filters">Antarctica</a></div> <div class="field__item"><a href="/aquaculture?pt=10#filters">Aquaculture</a></div> <div class="field__item"><a href="/coasts?pt=10#filters">Coasts </a></div> <div class="field__item"><a href="/research?subtree%5Btopic%5D=6145&subtree%5Bsubtopic%5D=158&created=All">Estuaries</a></div> <div class="field__item"><a href="/fisheries?pt=10#filters">Fisheries </a></div> <div class="field__item"><a href="/oceans?pt=10#filters">Oceans</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/our-services">Tools & Services</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/aquaculture?pt=13#filters">Aquaculture</a></div> <div class="field__item"><a href="/coasts?pt=13#filters">Coasts</a></div> <div class="field__item"><a href="/our-services?subtree%5Btopic%5D=6145&subtree%5Bsubtopic%5D=158">Estuaries</a></div> <div class="field__item"><a href="/fisheries?pt=13#filters">Fisheries</a></div> <div class="field__item"><a href="/oceans?pt=13#filters">Oceans</a></div> <div class="field__item"><a href="/vessels/niwa-vessels">NIWA Vessels</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/coasts-and-oceans?pt=27">Frequently visited</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/aquaculture/yellowtail-kingfish">Kingfish aquaculture</a></div> <div class="field__item"><a href="/hazards/future-coasts-aotearoa">Future Coasts Aotearoa</a></div> <div class="field__item"><a href="/coasts/marine-biosecurity">Marine biosecurity</a></div> <div class="field__item"><a href="/fisheries/ross-sea-toothfish-fishery">The Ross Sea toothfish fishery</a></div> <div class="field__item"><a href="/fisheries/recreational-fishing">Recreational Fishing</a></div> <div class="field__item"><a href="/coasts/marine-identification-guides-and-fact-sheets">Marine identification guides</a></div> <div class="field__item"><a href="/voyages">Voyages</a></div> <div class="field__item"><a href="/coasts/edna-research-and-services">eDNA research and services</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/vessels/voyages/ross-sea-voyage-2025">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/inline-images/grab_sample_25_01_2025_gert_0.jpg?h=4521fff0&itok=er7lnYBA" width="614" height="409" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> Ross Sea “ACTUATE” Voyage 2025 </h2> </div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">RV Tangaroa voyage to the Ross Sea, the ship’s 16th voyage to Antarctica and Southern Ocean.</div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_1 js-view-dom-id-5c941e518ab1bdd30c634e0f0c40cf875e36d18cdadcdc165edfc3493c3cc31e"> <div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_2 js-view-dom-id-3f2c02edd36501e12316e92afeddc2bda83b95701cb8068a578d7b0d9d86c439"> </div> </div> </div> </div> </div> </div> </div> </li> <li class="site__header__menu__item--primary"> <a href="/freshwater" title="We provide public information on river, lake, and groundwater conditions across New Zealand including water quantity and quality." class="site__header__menu__link--primary" data-drupal-link-system-path="node/114353">Freshwater</a> <div class="menu_link_content menu-link-contentmain view-mode-default menu-dropdown menu-dropdown-0 menu-type-default"> <div class="layout layout--twocol-section layout--twocol-section--75-25"> <div class="layout__region layout__region--first"> <div> <div class="field field--name-title field--type-string field--label-hidden field__item"><h1 class="menu-link-content__heading">Freshwater</h1> </div> </div> <div> <div class="field field--name-description field--type-string field--label-hidden field__item"><div class="menu-link-content__description">We provide public information on river, lake, and groundwater conditions across New Zealand including water quantity and quality.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/freshwater"> Explore all </a> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_1 js-view-dom-id-6a79c33c8e0ef5bd325ca9af4e17f77da290c750cd515629b324d605cd6e45ba"> <div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_2 js-view-dom-id-c6035d645a667c703c4cfd3982f28e918f19553e31ac5c9a9d375302d56c0d2b"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-children-tags ds-1col clearfix"> <div class="views-element-container"><div class="view view-eva view-topic-children view-id-topic_children view-display-id-entity_view_1 js-view-dom-id-1426a1ca4eca3f24f08ea70ac716122c4224cef81512f38796f0cc5a99774c3c"> </div> </div> </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_1 js-view-dom-id-2015a05bc2bbaa70b5aeac24a42b4db00ab0a1679074acce9ef74aa15a62c978"> <div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_2 js-view-dom-id-ad3951390555b97ac2ff3945033563b8841f66e621414d5962ceace9fab996e2"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-related-tags ds-1col clearfix"> <div class="topic-tag topic-tag--related"><a href="/freshwater/ecological-monitoring" hreflang="en">Ecological monitoring</a></div> <div class="topic-tag topic-tag--related"><a href="/freshwater/ecotoxicology" hreflang="en">Ecotoxicology</a></div> <div class="topic-tag topic-tag--related"><a href="/freshwater/freshwater-fish" hreflang="en">Freshwater fish</a></div> <div class="topic-tag topic-tag--related"><a href="/freshwater/freshwater-invertebrates" hreflang="en">Freshwater invertebrates</a></div> <div class="topic-tag topic-tag--related"><a href="/freshwater/freshwater-quality" hreflang="en">Freshwater quality</a></div> <div class="topic-tag topic-tag--related"><a href="/freshwater/freshwater-restoration" hreflang="en">Freshwater restoration</a></div> </div> </div> </div> </div> </div> </div> <div> <div class="field field--name-field-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/freshwater?pt=10">Research</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/freshwater/stopping-gold-clam-its-now-or-never">Stopping the gold clam: it's now or never</a></div> <div class="field__item"><a href="/freshwater/roto-turf-aquatic-plant-life-rafts-degraded-lakes">Roto Turf: Aquatic plant ‘life rafts’ in degraded lakes</a></div> <div class="field__item"><a href="/freshwater/freshwater-mitigation-systems">Freshwater mitigation systems</a></div> <div class="field__item"><a href="/freshwater/fish-passage">Fish Passage</a></div> <div class="field__item"><a href="/freshwater/high-frequency-water-quality-monitoring-guidance">High Frequency Water Quality Monitoring Guidance</a></div> <div class="field__item"><a href="/freshwater/bio-acoustic-fish-fence">Bio-Acoustic Fish Fence</a></div> <div class="field__item"><a href="/freshwater/research-projects/snow-and-ice-network">Snow and Ice Network</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/freshwater?pt=13">Services</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/freshwater/niwa-water-quality-laboratory">NIWA Water Quality Laboratory</a></div> <div class="field__item"><a href="/freshwater/algal-monitoring-service">Algal monitoring service</a></div> <div class="field__item"><a href="/freshwater/ecotoxicology-services">Ecotoxicology services</a></div> <div class="field__item"><a href="/freshwater/freshwater-aquatic-plants">Freshwater aquatic plants</a></div> <div class="field__item"><a href="/freshwater/lakespi-keeping-tabs-lake-health">LakeSPI: Keeping tabs on lake health</a></div> <div class="field__item"><a href="/freshwater/water-quality-modelling">Water quality modelling</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/freshwater?pt=13">Tools & Resources</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/freshwater/freshwater-databases-online">Freshwater databases online</a></div> <div class="field__item"><a href="/freshwater/fish-passage-home/new-zealand-fish-passage-guidelines">Fish Passage Guidelines</a></div> <div class="field__item"><a href="/fish-passage/guidelines-monitoring-fish-passage-success">Guidelines for monitoring fish passage success</a></div> <div class="field__item"><a href="/environmental-information/nz-freshwater-fish-database/nz-freshwater-fish-database-help">Freshwater Fish database</a></div> <div class="field__item"><a href="/freshwater/freshwater-pest-species">Freshwater pest species</a></div> <div class="field__item"><a href="/freshwater/freshwater-mitigation-systems/riparian-buffers/riparian-buffer-design-guide">Riparian Buffer Design Guide</a></div> <div class="field__item"><a href="/freshwater/freshwater-mitigation-systems/constructed-wetlands/constructed-wetland-guidelines">Constructed wetland guidelines</a></div> <div class="field__item"><a href="/freshwater/stream-health-monitoring-and-assessment-kit-shmak">Stream Health Monitoring and Assessment Kit (SHMAK)</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/freshwater/freshwater-programme-overview">Programmes</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/freshwater/programme-overview/freshwater-species-ecology-and-management">Freshwater species ecology and management</a></div> <div class="field__item"><a href="/freshwater/programme-overview/Hydrological-observations-and-predictions">Hydrological observations and predictions</a></div> <div class="field__item"><a href="/freshwater/programme-overview/environmental-flows">Environmental flows</a></div> <div class="field__item"><a href="/freshwater/programme-overview/causes-and-effects-of-water-quality-degradation">Causes and effects of water quality degradation</a></div> <div class="field__item"><a href="/freshwater-biosecurity">Freshwater biosecurity</a></div> <div class="field__item"><a href="/freshwater/freshwater-mitigation-systems">Freshwater mitigation systems</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/freshwater/stopping-gold-clam-its-now-or-never">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/2024-10/Gold_clam_bannerMiddle.png?h=000c6485&itok=hZMVsY0Z" width="614" height="409" alt="Gold_clam_bannerMiddle.png" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> Stopping the gold clam: it's now or never </h2> </div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">A NIWA-led programme to develop effective, and culturally-attuned strategies for managing the freshwater gold clam. </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_1 js-view-dom-id-384ad2eea2d9775c220f29a4f0d99636aeff98823ff05daa4c14403141a34af4"> <div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_2 js-view-dom-id-58d77391170eff116ef47ff7856ceea5b600362242a2d000d352176b1c9861cc"> </div> </div> </div> </div> </div> </div> </div> </li> <li class="site__header__menu__item--primary"> <a href="/te-kuwaha-and-maori" title="Working together with hapū, iwi, Māori communities and Māori business to deliver tailored science." class="site__header__menu__link--primary" data-drupal-link-system-path="node/114354">Te Kūwaha</a> <div class="menu_link_content menu-link-contentmain view-mode-default menu-dropdown menu-dropdown-0 menu-type-default"> <div class="layout layout--twocol-section layout--twocol-section--75-25"> <div class="layout__region layout__region--first"> <div> <div class="field field--name-title field--type-string field--label-hidden field__item"><h1 class="menu-link-content__heading">Te Kūwaha</h1> </div> </div> <div> <div class="field field--name-description field--type-string field--label-hidden field__item"><div class="menu-link-content__description">Working together with hapū, iwi, Māori communities and Māori business to deliver tailored science.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/te-kuwaha-and-maori"> Explore all </a> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_1 js-view-dom-id-3faa9634d3e8942ab192657fdb09f781fa5eb801dd2996cfd87a32ead332b51c"> <div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_2 js-view-dom-id-f03ba2ec33781ce90aad58f8de9216ddb0531d166364e73a5e1f965beda06597"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-children-tags ds-1col clearfix"> <div class="views-element-container"><div class="view view-eva view-topic-children view-id-topic_children view-display-id-entity_view_1 js-view-dom-id-ea6e8624015adf489b9eedf714f705ecb2fddcfb2c706776271d1a20b669b266"> </div> </div> </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_1 js-view-dom-id-405b67f8984ae0da50476e07b401844779a91cdbebb047479b51f7643b834ce7"> <div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_2 js-view-dom-id-8ef671295c9682bc49f4270b10eab45772e608b776a08191aa6618f30fef6889"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-related-tags ds-1col clearfix"> <div class="topic-tag topic-tag--related"><a href="/te-kuwaha-and-maori/taonga-species" hreflang="en">Taonga species</a></div> </div> </div> </div> </div> </div> </div> <div> <div class="field field--name-field-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/te-kuwaha-and-maori?pt=10#filters">Research</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/te-kuwaha/research-projects/cultural-keystone-species-co-management-and-restoration-of-our-freshwater-taonga-species">Cultural Keystone Species</a></div> <div class="field__item"><a href="/te-kuwaha/research-projects/maniapoto-cultural-assessment-framework">Maniapoto Cultural Assessment Framework</a></div> <div class="field__item"><a href="/te-k%C5%ABwaha/research-projects/the-impact-of-non-native-marine-pests-on-our-takutai-moana">The impact of non-native marine pests on our takutai moana</a></div> <div class="field__item"><a href="/te-k%C5%ABwaha/research-projects/ng%C4%81-repo-o-maniapoto-maniapoto-wetland-inventory">Ngā repo o Maniapoto - Maniapoto wetland inventory</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/te-kuwaha-and-maori?pt=13#filters">Tools & Resources</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/taonga-species">Taonga Species Series</a></div> <div class="field__item"><a href="/te-kuwaha/ccva">Climate Change Vulnerability Assessment (CCVA)</a></div> <div class="field__item"><a href="/te-kuwaha-and-maori/kaitiaki-tools">Kaitiaki Tools</a></div> <div class="field__item"><a href="/te-kuwaha/tools-and-resources/trends-analysis-for-selected-indicators-of-waikato-river-health-and-wellbeing-2010-2019">Trends analysis for selected indicators of Waikato River health</a></div> <div class="field__item"><a href="/climate/information-and-resources/climate-and-m%C4%81ori-society">Climate and Māori society</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/te-kuwaha-and-maori/te-kuwaha-graduate-programme">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/2023-01/koru.jpg?h=c74750f6&itok=zxI9Rh7E" width="614" height="409" alt="Koru" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> Te Kūwaha Graduate Programme </h2> </div> <div class="field field--name-node-post-date field--type-ds field--label-hidden field__item">19 January 2023</div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">NIWA’s Te Kūwaha Graduate Internship programme has been established to help support and create tangible pathways for the next generation of Māori researchers. </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_1 js-view-dom-id-92186cd415f6fac9e517adf0fd2e87e3c329f406c98339f33fb71fde3e41c7ac"> <div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_2 js-view-dom-id-5a88b8f71fdd307b326d9defb7459a83d345ca7d7cdc4e9b668cb28fb88a7643"> </div> </div> </div> </div> </div> </div> </div> </li> <li class="site__header__menu__item--primary"> <a href="/pacific" title="We provide applied science and environmental consultancy services to support international development. NIWA works collaboratively with Pacific partners to support the sustainable management and resilience of natural resources, environments & communities." class="site__header__menu__link--primary" data-drupal-link-system-path="taxonomy/term/222">Pacific</a> <div class="menu_link_content menu-link-contentmain view-mode-default menu-dropdown menu-dropdown-0 menu-type-default"> <div class="layout layout--twocol-section layout--twocol-section--75-25"> <div class="layout__region layout__region--first"> <div> <div class="field field--name-title field--type-string field--label-hidden field__item"><h1 class="menu-link-content__heading">Pacific</h1> </div> </div> <div> <div class="field field--name-description field--type-string field--label-hidden field__item"><div class="menu-link-content__description">We provide applied science and environmental consultancy services to support international development. NIWA works collaboratively with Pacific partners to support the sustainable management and resilience of natural resources, environments & communities.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/pacific"> Explore all </a> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_1 js-view-dom-id-5479b9817980ce612eb40b5f407e6123460424341de986109760bbd6079ad16d"> <div class="view view-eva view-menu-item-topics view-id-menu_item_topics view-display-id-entity_view_2 js-view-dom-id-c9d83e7517db4b2e0ff1ffec3a5ec1b5ca9a9a0df2326a98d0a0d4c2d0c8fad0"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-children-tags ds-1col clearfix"> <div class="views-element-container"><div class="view view-eva view-topic-children view-id-topic_children view-display-id-entity_view_1 js-view-dom-id-8da38bec153db2966077e03649b96bd28afc20acd1bef8807c21215917a37854"> </div> </div> </div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_1 js-view-dom-id-b291893faa67e0b66517d065d18086d4fbde51df10b5c92de19cd0fb0fcb4b08"> <div class="view view-eva view-menu-item-related-topics view-id-menu_item_related_topics view-display-id-entity_view_2 js-view-dom-id-7c8d4871d6805af9b9d2712ef6b195c1b228cdf0ea295badfd785c9d93c67bb6"> <div class="views-row"><div class="taxonomy-term taxonomy-term--type-topic taxonomy-term--view-mode-topic-related-tags ds-1col clearfix"> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-climate" hreflang="en">Pacific climate</a></div> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-fisheries-and-aquaculture" hreflang="en">Pacific fisheries and aquaculture</a></div> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-hazards" hreflang="en">Pacific hazards</a></div> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-hydrography" hreflang="en">Pacific hydrography</a></div> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-marine-biosecurity" hreflang="en">Pacific marine biosecurity</a></div> <div class="topic-tag topic-tag--related"><a href="/pacific/pacific-ocean-science" hreflang="en">Pacific ocean science</a></div> </div> </div> </div> </div> </div> </div> <div> <div class="field field--name-field-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/pacific/pacific-partnerships">Partnerships</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="https://storymaps.arcgis.com/stories/752874b7f122451a8dff87a068f4402f">A Floating University for the Pacific</a></div> <div class="field__item"><a href="/coasts/seabed-2030/seabed-2030">Pacific Centre for Seabed 2030</a></div> <div class="field__item"><a href="https://gem.spc.int/updates/blog/2021/09/new-ocean-acidification-training-hub-launched-to-tackle-growing-threat">Pacific Ocean Acidification Training Hub</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/pacific?pt=10#filters">Research Projects</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/pacific-rim/research-projects/pacific-risk-tool-for-resilience-phase-2-partner-2">Pacific Risk Tool for Resilience, Phase 2 (PARTneR-2)</a></div> <div class="field__item"><a href="/pacific/improved-sustainability-demersal-line-fishery-tonga">Improved sustainability of the demersal line fishery in Tonga</a></div> <div class="field__item"><a href="/pacific-rim/research-projects/development-of-sustainable-water-supply-and-treatment-systems-for-a-coastal-fijian-village">Development of sustainable water supply and treatment systems</a></div> </div> </div> </div> <div class="field__item"><div class="paragraph paragraph--type-grouped-links paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/pacific?pt=13#filters">Tools & Services</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/climate-and-weather/island-climate-update">Island Climate Update</a></div> <div class="field__item"><a href="/hazards/coastal-hazards/partner-pacific-risk-tool-resilience">Riskscape</a></div> <div class="field__item"><a href="/pacific/climate-data-environment-services-client-clidesc">Climate Data for the Environment Services Client (CliDESc)</a></div> <div class="field__item"><a href="https://www.vmgd.gov.vu/climate/climate-maps">Climatology maps for Vanuatu</a></div> <div class="field__item"><a href="/pacific/site-household-sanitation-guidelines-fiji">On-Site Household Sanitation Guidelines for Fiji</a></div> </div> </div> </div> </div> </div> </div> <div class="layout__region layout__region--second"> <div> <div class="field field--name-field-promoted-page field--type-entity-reference field--label-hidden field__item"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="card card--mega-menu"> <div class="field field--name-dynamic-token-fieldnode-link-to-source field--type-ds field--label-hidden field__item"><p class="card__link-to-source"><a class="card__link" href="/climate-and-weather/island-climate-update">Link to source page</a></p> </div> <div class="field field--name-field-promotion-image field--type-entity-reference field--label-hidden field__item"> <img loading="lazy" src="/sites/default/files/styles/card_mega_menu/public/2023-09/2022_09_TONGATAPU_parsonskingDSC08863.jpg?h=82f92a78&itok=5PQVHxgt" width="614" height="409" alt="Coconut palms against the night sky in Tongatapu" /> </div> <div class="field field--name-node-title field--type-ds field--label-hidden field__item"><h2> Island Climate Update </h2> </div> <div class="field field--name-field-page-type field--type-entity-reference field--label-hidden field__item">Publication series</div> <div class="field field--name-node-post-date field--type-ds field--label-hidden field__item">06 June 2017</div> <div class="field field--name-field-description field--type-string-long field--label-hidden field__item">A monthly summary of the climate in the tropical South Pacific islands, with an outlook for the coming months.</div> </div> </div> </div> </div> </div> <div> <div class="views-element-container"><div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_1 js-view-dom-id-6f8d8086e355ad36206f92ca9783df9db6cd0e68324012cb02c60150475f1571"> <div class="view view-eva view-menu-item-related-content view-id-menu_item_related_content view-display-id-entity_view_2 js-view-dom-id-48669dd87068291a8ba1bba2f1625cd62f2adab7e19c6add418179a381dac5f5"> </div> </div> </div> </div> </div> </div> </div> </li> </ul> </nav> <nav role="navigation" aria-labelledby="block-niwa-secondarymenublock-menu" id="block-niwa-secondarymenublock"> <h2 class="visually-hidden" id="block-niwa-secondarymenublock-menu">Secondary menu</h2> <ul class="site__header__menu__list--secondary"> <li data-disable-flyout="0" class="site__header__menu__item--secondary"> <a href="/about-niwa" title="Decision makers at all levels are seeking evidence-based analysis and advice from environmental experts. NIWA’s science provides high quality insights to underpin important decisions, and innovative solutions." class="site__header__menu__link--secondary" data-drupal-link-system-path="node/114355">About</a> <div class="menu_link_content menu-link-contentsecondary-menu view-mode-default menu-dropdown menu-dropdown-0 menu-type-default"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div> <div class="field field--name-title field--type-string field--label-hidden field__item"><h1 class="menu-link-content__heading">About</h1> </div> </div> <div> <div class="field field--name-description field--type-string field--label-hidden field__item"><div class="menu-link-content__description">Decision makers at all levels are seeking evidence-based analysis and advice from environmental experts. NIWA’s science provides high quality insights to underpin important decisions, and innovative solutions.</div> </div> </div> <div> <div class="field field--name-link field--type-link field--label-hidden field__item menu-link-content__section-link"> <a href="/about-niwa"> Explore all </a> </div> </div> <div> <div class="field field--name-field-secondary-grouped-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"><div class="paragraph paragraph--type-grouped-links-utility paragraph--view-mode-default ds-1col clearfix"> <h2><a href="https://niwa.co.nz/about-niwa/our-people">Our people</a></h2> <div class="field field--name-field-links field--type-link field--label-hidden field__items"> <div class="field__item"><a href="/about-niwa/our-people/our-board">Our board</a></div> <div class="field__item"><a href="/about-niwa/our-people/our-management/executive-team">Executive team</a></div> <div class="field__item"><a 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</div> <div class="page__title-banner__breadcrumb"> <nav role="navigation" aria-labelledby="system-breadcrumb"> <h2 id="system-breadcrumb" class="visually-hidden">Breadcrumb</h2> <ol> <li class="breadcrumb__item breadcrumb__item--mobile-hidden"> <a href="/">Home</a> </li> <li class="breadcrumb__item"> <a href="/freshwater">Freshwater</a> </li> <li class="breadcrumb__item breadcrumb__item--mobile-hidden"> Algal monitoring service </li> </ol> </nav> </div> </header> <div class="node node--type-page node--view-mode-full ds-1col clearfix"> <div class="body-content"> <div class="body-content__main"> <div class="field field--name-body field--type-text-with-summary field--label-hidden field__item"> <p class="has-lede-font-size">Blooms of hazardous cyanobacteria (blue-green algae) in rivers, lakes and reservoirs can pose high risk to human and animal health. How can you find out whether an algal bloom is potentially toxic?</p> <p>Do you have an algal problem? Is the bloom potentially toxic? Do the cyanobacteria concentrations exceed health guidelines for drinking-water, stock water or recreation? Does your water have a taste or odour problem? NIWA Algal Services may well be able to help.</p> <p>Since 2004, NIWA has operated a laboratory specialising in the analysis of cyanobacteria and other algae, which provides a one-stop shop for algal counts and toxin testing.</p> <p>Algal Services is accredited by International Accreditation New Zealand (IANZ) for cyanobacterial identification and counts for potable and non-potable waters. Our services are provided to many sectors including local, regional, and national government, health authorities, industry, and farmers. We offer four main analyses and several additional services which meet most requirements, or we can tailor services to meet specific needs. Our goal is to provide you with the service you want and the information you need. </p> <p>We provide analysis for samples from: </p> <div class="wp-block-columns"> <div class="wp-block-column"> <ul><li>Lakes </li><li>Rivers </li><li>Streams </li><li>Drinking water supplies</li></ul> </div> <div class="wp-block-column"> <ul><li>Irrigation reservoirs</li><li>Stock water dams/troughs</li><li>and more.</li></ul> </div> </div> <h2>Analysis options</h2> <div class="wp-block-aab-group-accordion aagb_accordion_4a162dd1-e040-4131-804b-238c70a0e126"> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Standard analysis</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p><b>Is this water safe to drink/use?</b></p> <p>Recommended for on-going phytoplankton monitoring of municipal/ industrial water supply, recreational waterbodies, and stock water supplies. </p> <ul><li>Identification and enumeration (cells per mL) of observed potentially toxic cyanobacteria taxa and other dominant (i.e. ~90% of biomass) algal species</li><li>Identification to species level where possible</li><li>Sample turnaround 5 working days</li><li>Reported in .pdf format via email</li><li>Basic advice and information on sample collection/handling/delivery and reported results </li></ul> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Full analysis</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p><b>How is this system changing over time?</b></p> <p>This comprehensive analysis is recommended when data for all phytoplankton species within a sample is required e.g. State of the Environment monitoring.</p> <ul><li>Identification and enumeration (cells per mL) of observed potentially toxic cyanobacteria taxa and all other algal species </li><li>Identification to species level where possible</li><li>Sample turnaround 5 working days</li><li>Reported in .pdf format via email</li><li>Basic advice and information on sample collection/handling/delivery and reported results </li></ul> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Base analysis</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p><b>Why does the water look, smell, taste like that? </b></p> <p>Recommended for one-off phytoplankton sampling events e.g. ornamental ponds, farm dams, private water supplies. <b> </b></p> <ul><li>Identification and abundance rank of observed potentially toxic cyanobacteria and other dominant algal species </li><li>Sample turnaround 5 working days</li><li>Reported in .pdf format via email</li><li>Basic advice and information on sample collection/handling/delivery and reported results </li></ul> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Periphyton analysis</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p><b>What’s growing on that rock? </b></p> <p>Recommended analysis for identifying dominant taxa within algal matts or filamentous surface growth in a waterbody or system. </p> <ul><li>Identification and abundance rank of benthic cyanobacteria taxa and other dominant (i.e. ~90% of biomass) periphyton species present within a supplied sample </li><li>Identification to species level where possible</li><li>Sample turnaround 5 working days</li><li>Reported in .pdf format via email</li><li>Basic advice and information on sample collection/handling/delivery and reported results </li></ul> </div></div> </div> <div class="wp-block-aab-group-accordion aagb_accordion_d50f0c21-4a1b-4d5a-bb75-38acdcb498fb"><h3 class="aab__accordion_group_title">Additional services</h3> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Express</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p>Express analysis provides a 48-hour turnaround, recommended when cyanobacteria concentrations are expected to be approaching or exceeding guideline/standard levels (e.g. during a bloom event) or for urgent analysis on a weekend/statutory holiday. </p> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Cell biovolumes</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p>Biovolume is calculated to assess the relative abundance (as biomass or carbon) of the various shaped and sized algae within a sample. Cyanobacteria biovolumes can be used to indicate the potential for toxin hazard. This analysis is particularly helpful when there are high concentrations of very small cyanobacteria species. Cell biovolumes can be provided for both cyanobacteria and other algal species identified within a sample.  </p> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Cyanotoxin testing</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p>We can arrange for samples to be forwarded to an external IANZ accredited laboratory for relevant cyanotoxin (microcystin, anatoxin, homoanatoxin-a, cylindrospermopsin, nodularin and saxitoxins) analyses.  </p> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Alternative report formatting</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p> A .CSV file or other agreed reporting format can be provided. </p> </div></div> <div class="wp-block-aab-accordion-item aagb__accordion_container"><div class="aagb__accordion_head aab_right_icon" tabindex="0" data-active="false"><div class="aagb__accordion_heading aab_right_icon"><h4 class="aagb__accordion_title" style="margin:0">Trend graphing</h4></div><div class="aagb__accordion_icon"><span class="aagb__icon dashicons dashicons-plus-alt2"></span></div></div><div class="aagb__accordion_body " role="region"> <p> Our trend graphs are aimed to help you interpret your data over a monitoring season. </p> </div></div> </div> <h2>Expert advice <b> </b></h2> <p>When appropriate we provide basic information and answer simple questions that relate to reported results free of charge. We can also answer more complex questions, aid interpretation of results, and provide expert advice on bloom management and the design and implementation of monitoring programmes.</p> <p>NIWA scientists were involved in some of New Zealand’s earliest lake restoration projects. We can help you with long-term solutions. Call NIWA if you would like to know more, or to arrange a sampling kit and analysis. Algal samples need special treatment, so call us first to find out about sample collection, handling, and transport. Our chain of custody sampling form can be downloaded below.</p> <h2>Algal Services expertise</h2> <p><strong>Karl Safi</strong> is a scientist with thirty years of expertise is in freshwater and marine phytoplankton taxonomy and monitoring. Karl’s responsibilities include: project director, taxonomic overview, IANZ accreditation and training of other staff. He is also working on improving methods of cyanobacterial assessment and recently was the lead writer of <em>The National Environmental Monitoring Standards (NEMS), Planktonic Cyanobacteria, 2023.</em> Karl’s marine research covers algal taxonomy, microzooplankton, microzooplankton grazing effects on carbon flows and understanding the role of, and processes within, the microbial food web.</p> <p><strong>Helen Brider</strong> is an Algal Ecology Technician with eighteen years experience in freshwater phytoplankton taxonomy and monitoring. Helen is Project Manager for Algal Services, whose responsibilities include: taxonomic overview, IANZ accreditation, maintaining Key Technical Personnel status and training of other staff. Helen has participated in numerous international freshwater cyanobacteria and algal identification courses and undertaken local training with periphyton species and the problematic algae Didymo. In 2020 Helen won the NIWA Excellence Customer Focus Award.</p> <p><strong>Karen Thompson</strong> has been a member of Algal Services since 2004 and is one of the teams Key Technical Personnel. Karen prepared and documented policies and procedures for the Services first successful IANZ accreditation in 2009. Karen has participated in international freshwater cyanobacteria and algal identification courses and was involved in presence surveys and the Gemex™ efficacy river trial for the pest alga <em>Didymosphenia geminata</em>. Karen has vast experience in microalgae culture techniques and also uses flow cytometry to enumerate phytoplankton. In 2019 she won the Laboratory Technologist Award at the 13<sup>th</sup> Annual Kudos Awards.</p> <p><strong>Mashanta Mohsin</strong> is a Phytoplankton and Ecotoxicology Technician with experience in freshwater phytoplankton taxonomy and monitoring. Mashanta is a Key Technical Person. Mashanta’s key responsibilities include analysis and reporting of drinking water and recreational samples, IANZ accreditation and calibration of equipment. Mashanta has participated in an international course on cyanobacteria identification and has experience in micro and filamentous algae culture techniques. Mashanta is involved in research aiming to biologically treat diffused pollutants and wastewater using NZ native filamentous algae.</p> <div class="wp-block-niwa-gallery"> <div class="splide" id="splide_7dd3d6ea-7d4b-484a-b9f6-39b6033df8be"> <div class="splide__track"> <div class="splide__list"> <figure class="wp-block-drupalmedia-drupal-media-entity"><div class="media media--type-image media--view-mode-landscape ds-1col clearfix"> <div class="field--image"> <a href="/sites/default/files/IMG_20210210_131148LR.jpg"><img src="/sites/default/files/styles/landscape/public/IMG_20210210_131148LR.jpg?itok=9ivTLP_T" width="800" height="600" loading="lazy" /> </a> </div> <div class="field--credit"> NIWA </div> </div> <figcaption>Algal blooms at Lake Ohinewai.[NIWA]</figcaption> </figure> <figure class="wp-block-drupalmedia-drupal-media-entity"><div class="media media--type-image media--view-mode-portrait ds-1col clearfix"> <div class="field--image"> <a href="/sites/default/files/LR-20191011_104750.jpg"><img src="/sites/default/files/styles/portrait/public/LR-20191011_104750.jpg?itok=zlel8603" width="600" height="601" alt="Cyanobacteria" loading="lazy" /> </a> </div> <div class="field--credit"> NIWA </div> </div> <figcaption>Cyanobacteria under the microscope. [NIWA]</figcaption> </figure> <figure class="wp-block-drupalmedia-drupal-media-entity"><div class="media media--type-image media--view-mode-landscape ds-1col clearfix"> <div class="field--image"> <a href="/sites/default/files/IMG_20200113_110743LR.jpg"><img src="/sites/default/files/styles/landscape/public/IMG_20200113_110743LR.jpg?itok=rPELJlJe" width="800" height="600" loading="lazy" /> </a> </div> <div class="field--credit"> NIWA </div> </div> <figcaption>Algal blooms at Lake Ohinewai.[NIWA]</figcaption> </figure> <figure class="wp-block-drupalmedia-drupal-media-entity"><div class="media media--type-image media--view-mode-landscape ds-1col clearfix"> <div class="field--image"> <a href="/sites/default/files/P4120048LR.jpg"><img src="/sites/default/files/styles/landscape/public/P4120048LR.jpg?itok=QaQ12HvS" width="800" height="600" loading="lazy" /> </a> </div> </div> <figcaption>NIWA's Karen Thompson sampling a bloom at Lake Rotoroa, Hamilton. </figcaption> </figure> <figure class="wp-block-drupalmedia-drupal-media-entity"><div class="media media--type-image media--view-mode-portrait ds-1col clearfix"> <div class="field--image"> <a href="/sites/default/files/LR-Bloom_preserved.jpg"><img src="/sites/default/files/styles/portrait/public/LR-Bloom_preserved.jpg?itok=_z8IETWV" width="600" height="600" loading="lazy" /> </a> </div> <div class="field--credit"> NIWA </div> </div> <figcaption>Cyanobacterial bloom preserved with Lugols under the microscope. [NIWA]</figcaption> </figure> </div> </div> <ul class="splide__pagination"></ul> <div class="splide__arrows"></div> </div> </div> <h2>Useful links</h2> <ul><li><a href="/sites/default/files/COC_form.pdf">NIWA Algal Services Chain of Custody sampling Form</a> (PDF 232.3 KB)</li><li><a href="https://environment.govt.nz/publications/new-zealand-guidelines-for-cyanobacteria-in-recreational-fresh-waters-interim-guidelines/">New Zealand guidelines for cyanobacteria in recreational fresh waters: Interim guidelines | Ministry for the Environment</a></li></ul> </div> </div> </div> <div class="field field--name-dynamic-block-fieldnode-book-pages field--type-ds field--label-hidden field__item"><div class="views-element-container"><div class="book-cards card-grid js-view-dom-id-150b2855fee5252aeef58ca20731c9a469f7050d420a07d45055e0203ba1d7f2"> <header> <div class="js-view-dom-id-c045d849ac70c7411eec5c74b4702f0974fbbd5fdda7419e284649b2d987c225"> </div> </header> </div> </div> </div> <div class="contacts"> <h2 class="contacts__label">NIWA Contacts</h2> <div > <div class="views-element-container"><div class="contacts--items contacts__items js-view-dom-id-f7789f955812eb4db60830ee48a4de05e4ca66f6f33723001fcc888226268f07"> <div> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="contact"> <a href="/people/algal-services-enquiries" class="field-group-link contact__link" hreflang="en"> <div class="contact__picture-wrapper"> <img loading="lazy" src="/system/files/styles/card_contact/private/default_images/default-profile.png?itok=yJrze_E6" width="727" height="485" alt="Profile picture for Algal services enquiries" /> </div> <h3 class="contact__full-name"> Algal services enquiries</h3> </a> </div> </div> </div> </div> <div> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="contact"> <a href="/people/karl-safi" class="field-group-link contact__link" hreflang="en"> <div class="contact__picture-wrapper"> <img loading="lazy" src="/system/files/styles/card_contact/private/staff-profile-photos/2024-09/Karl-Safi-web.jpg?h=2bee7e8a&itok=MAy5aH3e" width="727" height="485" alt="Profile picture for Karl Safi" /> </div> <h3 class="contact__full-name"> Karl Safi</h3> <div class="contact__job-title">Algal Ecologist</div> </a> </div> </div> </div> </div> <div> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="contact"> <a href="/people/karen-thompson" class="field-group-link contact__link" hreflang="en"> <div class="contact__picture-wrapper"> <img loading="lazy" src="/system/files/styles/card_contact/private/default_images/default-profile.png?itok=yJrze_E6" width="727" height="485" alt="Profile picture for Karen Thompson" /> </div> <h3 class="contact__full-name"> Karen Thompson</h3> <div class="contact__job-title">Principal Technician - Environmental Chemistry and Toxicology</div> </a> </div> </div> </div> </div> <div> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="contact"> <a href="/people/helen-brider" class="field-group-link contact__link" hreflang="en"> <div class="contact__picture-wrapper"> <img loading="lazy" src="/system/files/styles/card_contact/private/default_images/default-profile.png?itok=yJrze_E6" width="727" height="485" alt="Profile picture for Helen Brider" /> </div> <h3 class="contact__full-name"> Helen Brider</h3> <div class="contact__job-title">Algal Ecology Technician</div> </a> </div> </div> </div> </div> <div> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div class="contact"> <a href="/people/mashanta-mohsin" class="field-group-link contact__link" hreflang="en"> <div class="contact__picture-wrapper"> <img loading="lazy" src="/system/files/styles/card_contact/private/default_images/default-profile.png?itok=yJrze_E6" width="727" height="485" alt="Profile picture for Mashanta 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