Purchasing fish can already be kind of dicey, with mercury, parasites, and other near-invisible issues impacting this food source. Featured Video No one wants to see what might be a worm pop out of ...

Allison Little, a middle school assistant principal from Anchorage, has been fishing on the Kasilof River her entire adult life, so she’s used to seeing wormy parasites coiled up in fish on occasion.

Researchers have shown that levels of anisakid worms -- a common marine parasite -- rose in two salmon species in the Gulf of Alaska and Bristol Bay over a 42-year period. The team discovered this by ...

An Anisakis worm is seen in a filet of salmon. These parasitic worms can be up to 2 centimeters in length and are found in the flesh of raw and undercooked fish. Disclaimer: AAAS and EurekAlert! are ...