EPA Releases Final ‘Cold Water Refuges Plan’ Identifying Cooler Water Zones In Lower Columbia That Give Salmonids Relief From High Temps

The U.S. Environmental Protection Agency’s northwest regional office this week released the Columbia River Cold Water Refuges Plan, identifying zones of cooler water important to adult salmon moving upstream, particularly steelhead and fall chinook. However, EPA says fish that use refuges do not have higher survival rates to upstream waters “primarily due to fishing in the refuges.”

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