Shellfish affected by biotoxins usually include bivalves like mussels, oysters, tuatua, pipi, toheroa, cockles and scallops.

The Florida Fish and Wildlife Conservation Commission is investigating a fish kill at Lake Eustis in Lake County. People have reported dead fish piling up along the shores, and it's causing a stench.

Marine environments become contaminated with norovirus through untreated human sewage—when poop and vomit containing norovirus particles are in the water, the shellfish can absorb them ...

Shellfish are a good source of nutrition, and many people enjoy harvesting and eating them. Oysters, razor clams and mussels ...