The Washington State Department of Health warned against harvesting shellfish along the Washington coast until further notice, after unsafe levels of Paralytic Shellfish Poison (PSP) were detected.

The California Department of Public Health issued the advisory, which includes oysters, clams, mussels and scallops, to avoid potentially harmful PSP toxins and domoic acid poisoning, also known as ...

SAN MATEO COUNTY, Calif. (KGO) -- The California Department of Public Health sent out a notice advising consumers not to eat sport-harvested mussels, clams, or scallops from San Mateo County.

PORT ANGELES — Clallam County Environmental Health has partially lifted its closure of shellfish harvesting from Discovery Bay, Sequim Bay and the Strait of Juan de Fuca east of Lyre River to the ...

As untold numbers of sea mammals and birds suffer and die from exposure to toxic algal blooms along California coastlines, including Orange County, state officials urge residents to exercise caution ...

Update, Sept. 2: The closure on the Narrows has been lifted. The Colvos Passage closure remains in effect, according to the state Department of Health. Update, Aug. 29: Washington Department of Health ...

San Diego County health officials Friday advised residents to avoid locally harvested shellfish — such as mussels, clams, scallops or oysters — not purchased from a state-certified commercial ...

PORT TOWNSEND — Discovery Bay beaches have been closed for recreational shellfish harvesting due to high paralytic shellfish poison levels in shellfish samples sent to the state Department of Health.

PIERCE COUNTY, Wash. — The Washington State Department of Health closed beaches in Pierce County to the harvest of all shellfish species due to the presence of biotoxins. The Department of Health also ...

Harvesting shellfish has been put on hold for several beaches in Washington. According to Public Health Seattle & King County, paralytic shellfish poison has been detected from Alki Beach to Dash ...

Tiny organisms called algae can have an outsized impact on working waterfronts. While many benefit their ecosystems, others can cause devastating economic and ecological effects. University of Maine ...