What primary environmental contaminants are bioaccumulated by Round Gobies in heavily industrialized waters?

Answer

PCBs and heavy metals

The main concern for consuming Round Gobies from invaded waters like the Great Lakes is the bioaccumulation of persistent contaminants, specifically PCBs and heavy metals, which the mussels they eat have accumulated from the water.

What primary environmental contaminants are bioaccumulated by Round Gobies in heavily industrialized waters?
foodhumanEdibilityfishgoby