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Projects

The Role of Nitric Oxide in Promoting Heterosigma ...

Heterosigma akashiwo has emerged as a threat to finfish and shellfish stocks resulting in significant impacts to the coastal economy. We are working to identify the mechanisms and nitrogen sources ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Atlantic Ocean, Delaware, U.S. States and Territories, Waterbodies, maggie.broadwater@noaa.gov

Toward a Predictive Understanding of Cochlodinium ...

Large blooms of Cochlodinium polykrikoides have occurred throughout the lower Chesapeake Bay and its tributaries in recent decades and appear to be followed by increasingly intense blooms of the ichthyotoxic ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Atlantic Ocean, Chesapeake Bay, U.S. States and Territories, Virginia, Waterbodies, maggie.broadwater@noaa.gov

Trophic Transfer and Effects of HAB Toxins in Alas...

This project aims to determine harmful algal bloom species composition and cell densities in Alaskan waters, and to model toxin transfer pathways to zooplankton, shellfish, finfish, and marine mammals, and ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Alaska, Arctic Ocean, Bering Sea, Gulf of Alaska, Pacific Ocean, U.S. States and Territories, Waterbodies, maggie.broadwater@noaa.gov

Validation of a Triplex Test for Saxitoxin, Domoic...

We will evaluate an assay that simultaneously detects paralytic shellfish poisoning, amnesic shellfish poisoning, and diarrhetic shellfish poisoning toxins in mussels.  Why We Care Shellfish aquaculture is a large and ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Atlantic Ocean, Maine, Massachusetts, New Hampshire, Oregon, Pacific Ocean, U.S. States and Territories, Washington, Waterbodies, maggie.broadwater@noaa.gov

News

Harmful Algal Blooms May Soon Wreak Havoc in Arcti...

Climatic changes in Arctic Alaska are resulting in more harmful algal blooms (HABs) for the region, signaling a potential growing threat to human and ecosystem health. Over the last decade, ...
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Climate Impacts on Ecosystems, Coastal Change, Harmful Algal Bloom Detection and Forecasting, Stressor Impacts and Mitigation, Alaska, U.S. States and Territories, maggie.broadwater@noaa.gov

New Publication Reports Prevalence of Shellfish To...

Spring in the Bering Strait; several miles offshore, south of the community of Wales, Alaska. Credit: Gay Sheffield, University of Alaska Fairbanks/Alaska Sea Grant. The NCCOS Ecology & Oceanography of ...
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Climate Impacts on Ecosystems, Coastal Change, Funding, Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Alaska, Arctic Ocean, Bering Sea, U.S. States and Territories, Waterbodies, kathi.lefebvre@noaa.gov, maggie.broadwater@noaa.gov

Understanding Blooms of Dinoflagellate Margalefidi...

Margalefidinium polykrikoides (previously known as Cochlodinium polykrikoides) is a toxic dinoflagellate algae found in Chesapeake Bay. NCCOS sponsored scientists at Old Dominion University used a time-dependent model to assess environmental ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Atlantic Ocean, Chesapeake Bay, U.S. States and Territories, Virginia, Waterbodies, maggie.broadwater@noaa.gov

NOAA Scientists and Sponsored Researchers Particip...

The 19th International Conference on Harmful Algae (ICHA) was held remotely October 10th - 15th, 2021 from La Paz, Baja California Sur, Mexico. Almost 400 ICHA contributions from 47 countries ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Outreach, Sponsored Research, Stressor Impacts and Mitigation, Foreign Countries, Mexico, U.S. States and Territories, Waterbodies, vera.l.trainer@noaa.gov

New Study Finds Growing Potential for Toxic Algal ...

Satellite image of Bering Sea algal bloom. Provided by the SeaWiFS Project, NASA/Goddard Space Flight Center, and ORBIMAGE. Changes in the northern Alaskan Arctic ocean environment have reached a point ...
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Harmful Algal Bloom Detection and Forecasting, Stressor Impacts and Mitigation, Alaska, U.S. States and Territories, maggie.broadwater@noaa.gov

NCCOS Partners with OCM to Host Coastal Management...

Coastal Management / Digital Coast Fellowship experiences (clockwise from top left): 2018-2020 Digital Coast Fellows meet with the Digital Coast Partnership at the National Association of Counties office in Washington, ...
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General, Internships, Other Topics, Outreach, Policy, U.S. States and Territories, Waterbodies, maggie.broadwater@noaa.gov, margaret.allen@noaa.gov

NOAA Announces FY22 Funding Opportunity for Ocean ...

NOAA’s National Centers for Coastal Ocean Science Competitive Research Program and Ocean Acidification Program are pleased to announce a new 2022 Notice of Funding Opportunity (NOFO) for projects that address ...
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Coastal Change, Harmful Algal Bloom Detection and Forecasting, Ocean Acidification, Stressor Impacts and Mitigation, U.S. States and Territories, erica.h.ombres@noaa.gov, maggie.broadwater@noaa.gov

Workshop Report Defines Agenda for Integrated Rese...

Credit NOAA OAP. NOAA’s Ocean Acidification Program (OAP) and NCCOS have published the proceedings of the virtual Harmful Algal Blooms and Ocean Acidification Workshop in a NOAA Technical Memorandum (OAR-OAP-3) ...
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Coastal Change, Harmful Algal Bloom Detection and Forecasting, Ocean Acidification, Stressor Impacts and Mitigation, U.S. States and Territories, Waterbodies, erica.h.ombres@noaa.gov, maggie.broadwater@noaa.gov

Ice Seals as Sentinels for Algal Toxins in the Pac...

An NCCOS-supported study detected the algal toxins domoic acid and saxitoxin in three out of four species of ice seals in western and northern Alaska. The finding suggests that ice ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, Alaska, Arctic Ocean, U.S. States and Territories, Waterbodies, maggie.broadwater@noaa.gov

Report on U.S. Marine HABs: History, Current Statu...

NCCOS recently supported a review of the status of marine HAB problems in the U.S., part of a global statistical analysis of harmful algal blooms (HAB) events. The study relies ...
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Harmful Algal Bloom Detection and Forecasting, Other Topics, Sponsored Research, Stressor Impacts and Mitigation, U.S. States and Territories, Waterbodies, maggie.broadwater@noaa.gov

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