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… photo: Tuna fish (Ugo Montaldo / Shutterstock.com). Marine food-webs are an important route of human dietary exposure to … in the fish and marine mammals which are part of the human food-chain. At the same time, mercury levels in parts of the …

… in the atmosphere great distances, and can enter the food chain and accumulate in flora and fauna such as fish, …

… converted to methylmercury, and then concentrated up the food chain. Exposure to mercury occurs mainly through ingestion of …