Based on new research, the EPA concludes that women of childbearing age are making more informed choices and opting for low-mercury seafood choices such as shrimp, canned light tuna and salmon. JackF/iStockphoto hide caption

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A Tokyo sushi restaurant displays blocks of fat meat tuna cut out from a 269kg bluefin tuna. Yoshikazu Tsuno/AFP/Getty Images hide caption

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