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Projects

Are Growth and Toxicity of the Dinoflagellate Alex...

Blooms of Alexandrium fundyense result in economic losses to fisheries, aquaculture, and pose public health risks. Typically, A. fundyense growth and toxicity are seen as dependent on light, temperature, and ...
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How will Climate Change Affect Harmful Algal Speci...

We are supporting research that will determine how future increases in temperature increases and ocean acidity will affect harmful algal bloom species (HABs) and their grazers. Light micrograph of Karlodinium ...
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Interannual Variability of PSP Toxicity in Eastern...

The Gulf of Maine is impacted annually by Alexandrium fundyense blooms which can result in paralytic shellfish poisoning. Paralytic shellfish poisoning (PSP) leads to significant economic impacts. The paralytic shellfish ...
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Life and Death of Karenia brevis Blooms in the Eas...

An extensive bloom of the brevetoxin-producing Karenia brevis occurred from 2017 to 2019 in Florida. The economic, environmental, and human health impacts were quite severe during this event. This regional ...
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Oceanographic and Cellular Controls on Domoic Acid...

Domoic acid (DA) is a neurotoxin produced by some diatoms in the genus Pseudo-nitzschia. DA can accumulate in shellfish and fish, and cause illness or death in humans, marine mammals, ...
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Resolving the Effects of Resource Availability, Pr...

Aureococcus anophagefferens causes brown tides that have severely impacted fisheries, seagrass beds, and aquaculture in mid-Atlantic US coastal waters for three decades. The recent sequencing of the Aureococcus genome, combined ...
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Towards a Predictive Understanding of Our Ecosyste...

Cyanobacteria blooms and toxin production are an urgent contemporary problem in the US and worldwide. Water quality models are important tools for managing these problems, but currently the utility of ...
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News

Co-occurrence of Different HAB Toxins Detected in ...

NCCOS-sponsored research has documented the presence of three harmful algal bloom (HAB) toxins at seven different locations, about 18 to 33 miles apart, off the coast of southern California. All ...
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Algae with Mixed Feeding Capabilities May have Adv...

New NCCOS-sponsored research shows the importance of “mixotrophy”—the ability to photosynthesize like a plant and consume like an animal—to the growth of some single-celled organisms, such as the toxic dinoflagellate ...
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NCCOS delivers ecosystem science solutions for stewardship of the nation’s ocean and coastal resources, in direct support of NOS priorities, offices, and customers, and to sustain thriving coastal communities and economies.

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