Health: Trouble On The Salmon Farm

Dripping with clot-busting omega-3 fatty acids, salmon flesh has become a staple of heart-healthy diets. Most of the salmon we eat, however, comes not from the open sea but from salmon farms, and that could be a problem, according to a new study in Science. Using a random sample of 700 salmon (about two tons' worth), researchers found that farm-bred fish contained significantly more PCBs, dioxins and other contaminants--some of them known or suspected carcinogens--than wild salmon. Of the fish tested, farmed salmon from Scotland and the Faroe Islands were the most contaminated. Fish raised in Washington State and Chile, where...

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