The National Oceanographic and Atmospheric Administration (NOAA) and the Food and Drug Administration (FDA) last week announced people could with confidence eat all seafood caught in the Gulf.

The agencies based their approval on what they said were tests on 1,735 tissue samples, including more than half of those collected to reopen Gulf of Mexico federal waters -- saying only 13 of the 1,735 samples showed trace amounts of dispersants residue and those levels were well below the safety threshold of 100 parts per million for finfish and 500 parts per million for shrimp, crabs and oysters.

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