April 11, 2010 2:02 PM

U.S. hopes dams' demolition will let salmon return

They were known as June Hogs — 100-pound salmon that, when stood on end, were taller than a man. Up until a century ago, they returned annually to the Elwha River on Washington state's Olympic Peninsula in runs so huge that homesteaders reported that the river turned into a wiggling mass from bank to bank.

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