Salmon-eating sled dogs show higher levels of mercury

by Angela Denning-Barnes on November 28, 2011

A new study by an environmental group shows that sled dogs on the Yukon River have higher levels of mercury than other sled dogs eating a commercial diet. The mercury is thought to counteract some of the antioxidant benefits of the omega-3 fatty acids in the salmon diet. However, the study suggests the health benefits of eating salmon still outweigh the risks of mercury.

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