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Mercury loading in the Great Lakes decreased after about 1990, yet concentrations of methylmercury in game fish did not show a comparable decline. Invasive Dreissenid mussels disrupted the food chain, forcing the fish to consume different, more contaminated, foods.

RAS-N the Stakes for Aquaculture
Sea Grant Research

Tea and Sunlight
Sea Grant Research

Mercury Reductions Derailed by AIS
Water Resources Research

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