High levels of the toxin that causes paralytic shellfish poisoning showed up in samples of shellfish last year from the Aleutian Islands, according to an analysis by the Knik Tribe. The Southcentral ...

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.

Shellfish include various mollusks, oysters, and crustaceans that are highly rich in antioxidants, protein, and omega-3 fatty acids. Following the rise in shellfish consumption rates throughout the ...