By Rob Masonis The recent release of the final federal recovery plan for Snake River Spring/Summer Chinook salmon and steelhead is a milestone in the decades-long effort to reverse the precipitous decline of salmon and steelhead runs in the Snake River system. The Snake was historically the most productive region in the Columbia Basin for spring/summer chinook and steelhead, …
Science Friday: Hitch-Hiking Smolts
Last week we talked about the importance of spill for out-migrating kelts and smolts in the Columbia Basin. Increasing spill is only one method employed to enhance downstream survival of smolts. As early as the mid-1950s smolts were loaded onto barges and moved downstream past the dams through the lock system. While fisheries managers experimented with this tactic early on …