Scientists: Nonnative game fish threat to salmon

THE ASSOCIATED PRESS GRANTS PASS, Ore. -- A panel of scientists is advising letting anglers catch more shad, smallmouth bass and walleye in the Columbia and Snake rivers to help out wild salmon. The reason is that hydroelectric dams have turned the rivers into a series of lakes where nonnative fish have an advantage. Those fish eat a lot of baby salmon, compete with salmon for food and pass on disease. The new Independent Science Advisory Board report says nonnative species should be treated as a significant threat to... [read full story]