Zebra mussel poop seems to be fueling rising mercury levels in walleye and perch, according to a new Minnesota study.

And humans are then exposed to the element when they eat the fish, one of the most widely consumed around the world. Getty Images Concentrations of mercury in the fish had failed to declined as ...

(Learn how mercury gets into fish.) Though the agencies say consumers should seek out fish that are low in mercury, almost all seafood contains the toxin in varying amounts, and getting too much ...

Much of the fish you eat is contaminated with mercury, a toxic element that finds its way from factories and power plants into rivers, lakes, and oceans. This has become a major public health ...

The mercury threshold is three times higher ... People are then exposed to the element when they eat the fish, one of the most widely consumed around the world. The UK's biggest tinned tuna ...

This element supports the proper thyroid functioning ... and the risk of contamination and exceeding mercury standards in ...

The mercury threshold is three times higher ... People are then exposed to the element when they eat the fish, one of the most widely consumed around the world. The UK's biggest tinned tuna ...