Pregnant women should not eat canned tuna because of high levels of what toxin?
Tuna tuna is significantly higher in mercury than skipjack, and caused Consumers Union and other activist groups to advise pregnant women to refrain from consuming canned tuna. In 2009, a California appeals court upheld a ruling that canned tuna does not need warning labels as the methylmercury is naturally occurring. A January 2008 report revealed potentially dangerous levels of mercury in certain varieties of sushi tuna, reporting levels "so high that the Food and Drug Administration could take legal action to remove the fish from the market." The main tuna fishery management bodies are the Western and Central Pacific Fisheries Commission,
Tuna meat" tuna, which is a lower grade for canning because of the color, unfavorable flavor, and poor yield. In March 2004, the United States FDA issued guidelines recommending that pregnant women, nursing mothers, and children limit their intake of tuna and other predatory fish. The Environmental Protection Agency provides guidelines on how much canned tuna is safe to eat. Roughly speaking, the guidelines recommend one can of light tuna per week for individuals weighing less than , and two cans per week for those who weigh more. In 2007 it was reported that some canned light tuna such as yellowfin