Signs of illness usually appear 30 to 60 minutes after a person eats toxic shellfish. Symptoms include numbness and tingling of the face, lips, tongue, arms, and legs. Patients also might have ...

Recreational shellfish harvesting is not currently allowed in Budd Inlet. According to health officials in Thurston County, high levels of the biotoxin that produces diarrhetic shellfish poisoning ...

A toxic algae bloom that began off the West Coast this spring now stretches from California to Alaska. It’s poisoning marine life from shellfish to sardines to sea lions, and scientists say it’s one ...

Toxic “red tide” closes northern Puget Sound to shellfish harvesting ... Warning signs have been posted at popular shellfish beaches, warning people not to harvest from the closed areas.

An unseasonably warm winter is putting a pause on the Bay Area’s recreational seafood... Paralyzing nerve toxin found in recreationally caught shellfish, most dangerous levels in 20 years ...

Up go the familiar red warning signs. Shellfish monitoring is some of the most important work carried out by the county's health district because it has the potential to directly save lives.

Surges in PSP content in shellfish can be caused by changes in water condition or temperature, flow and salt content. Higher levels of PSP typically occur in summer months.

Tests on dead or dying marine wildlife show the animals were exposed to a vast bloom of toxic algae that flourished off the West Coast this summer, federal biologists said Tuesday.

Since 1903, 582 total cases — including 39 deaths — have been attributed to paralytic shellfish poisoning in California. Death can occur within 30 minutes of consuming toxic shellfish, public ...

The surprising invasion of phytoplankton affects hundreds of acres of clam flats in Freeport and Brunswick and at least 12 mussel and oyster farms.

WASHINGTON (CN) – Red tides continue to poison shellfish off of the coasts of New Hampshire and Massachusetts, so the Commerce Department has continued the closure of certain areas to harvest, for ...