Salmon crossing cracked dam using modified fish ladders

Engineers, fish biologists and construction teams who have scrambled to meet an April 15 deadline to devise a way to move the first of an expected 20,000 spring Chinook salmon over the fractured Wanapum Dam believe they have met their initial goals.

Construction workers have retrofitted the fish ladders at the dam, 150 miles from upstream spawning grounds in Methow Valley rivers and streams, with pumps and an exit flume, according to Thomas Stredwick, a spokesperson for the Grant County Public Utility District (PUD), which operates the dam.

As of last Thursday (April 17), 31 spring Chinook and 102 steelhead had successfully .... http://methowvalleynews.com/2014/04/24/salmon-crossing-cracked-dam-using-modified-fish-ladders/