Fish That Don T Contain Mercury

Opt for organic farm raised seafood that contains lesser amounts of mercury such as wild alaskan salmon eel crab shrimp and catfish.

Fish that don t contain mercury.

Because tuna steak generally contains higher levels of mercury than canned light tuna when choosing your two meals of fish and shellfish you may eat up to 6 ounces one average meal of tuna. Remember the younger and smaller the fish the safer since the amount of mercury increases every time a larger fish eats a small fish. Fish is one of the healthiest foods you can eat. Fish products have been shown to contain varying amounts of heavy metals particularly mercury and fat soluble pollutants from water pollution species of fish that are long lived and high on the food chain such as marlin tuna shark swordfish king mackerel and.

Fish take up mercury from streams and oceans as they feed. That s because it s a great source of protein micronutrients and healthy fats. As small fish are eaten by larger fish up the food chain concentrations of mercury and pops increase so that large predatory deep ocean fish tend to contain the highest. These figures are measured in micrograms of mercury per 4 ounces of.

However some types of fish can contain high levels of mercury. However nearly all fish and shellfish contain traces of mercury a toxic metal and some seafood contains other contaminants known as persistent organic pollutants pops. This mercury is in the more toxic methylmercury form. Fish and shellfish concentrate mercury in their bodies often in the form of methylmercury a highly toxic organomercury compound.