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The U.S. government is closed. This site will not be updated; however, NOAA websites and social media channels necessary to protect lives and property will be maintained. To learn more, visit commerce.gov.
For the latest forecasts and critical weather information, visit weather.gov.
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
Competitive Research Program Our External Harmful Algal Bloom Portfolio Harmful Algal Blooms (HABs) occur in all coastal states and cause adverse public health, socioeconomic, and
An NCCOS-sponsored study has validated a 40-year old theory that the Chesapeake Bay bloom-forming harmful alga Prorocentrum minimum has a seasonal life strategy that depends
Changes in the northern Alaskan Arctic ocean environment have reached a point at which a previously rare phenomenon — widespread blooms of toxic algae —
A new publication, sponsored in part by NCCOS, reviews the history and status of harmful algal blooms in Florida, why they occur, the main species
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.
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
A research paper, supported in part by NCCOS, measuring the metabolic cost to a red tide dinoflagellate to defend itself against predation (consumption) has been
A new study partially funded by the NCCOS Ecology and Oceanography of Harmful Algal Blooms (ECOHAB) Program describes the various stressors that have impacted South
The toxic dinoflagellate alga Dinophysis threatens human health and coastal economies through the production of toxins which cause diarrhetic shellfish poisoning (DSP) in humans. Although