San Diego County warns against eating non-commercial shellfish due to toxic domoic acid levels found in local mussels.

The shells of clams, cockles, mussels and oysters should be tightly shut or should shut immediately if you tap them - when this type of shellfish die, they decompose quickly and may not be safe to ...

Cooking does not destroy the toxins. Early symptoms of PSP include tingling of the lips and tongue, which may begin within minutes of eating toxic shellfish. These symptoms are typically followed ...

Early signs of paralytic shellfish poisoning include tingling of lips and tongue that can start within minutes of eating toxic shellfish shared the Santa Barbara County Public Health Department.