It's not only important to consume canned tuna moderately, but also informatively (as mercury levels vary with different species). For instance, canned skipjack tuna has some of the lowest mercury ...

fresh or frozen bigeye tuna has the highest level of mercury. Canned light tuna, which is typically skipjack, has the lowest.

The term tuna encompasses several species of fish, including skipjack, albacore, yellowfin, and bigeye. Skipjack is the most commonly consumed species. Mercury is a chemical often used in ...