Ciguatera—a toxin that accumulates in reef fish—is a common cause of seafood poisoning. Learn which fish are safest to order ...

Coal-fired power plants are a source of mercury that people can ingest by eating fish. Mark Wilson/Getty Images People fishing along the banks of the White River as it winds through Indianapolis ...

For some bodies of water, the state recommends limiting how much fish you eat — or avoiding some species altogether.