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

For instance, canned albacore tuna, also known as white tuna, typically contains about three times more mercury than canned light tuna, like skipjack or yellowfin. You’ll notice that most of the ...

The agencies also include canned light tuna as a lower-mercury choice that consumers can eat to meet the minimum weekly fish quota. According to the National Fisheries Institute, light tuna ...

Levels of mercury persist in tuna, decades after pollution controls were introduced to limit emissions, scientists say. The poisonous element is released by mining and burning coal and ends up in ...

Walmart shoppers are a fan of this option, calling out its good taste and texture and solid value. "This is the only brand of ...

A nurseries director has said it was an "easy decision" to ban tinned tuna and replace it with pilchards and mackerel after new research revealed it can contain toxic levels of mercury.

Levels have fallen dramatically in the atmosphere - but remained stable in tuna since 1971. Very old mercury lurks deep in the ocean and wells up into the waters where the tuna swim, experts say.