Study downplays impacts of hatchery-native salmon interbreeding

FISHING — Scientists are rewriting some of their findings regarding the competition in native streams between wild and htchery salmon.  See the report from the Oregonian:

Idaho study: No problems with hatchery, wild salmon interbreeding

A long-term study of summer chinook in Idaho’s Johnson Creek found that the interbreeding of hatchery salmon with wild salmon had no ill effects, thus supporting “hatchery supplementation” of salmon populations done by tribes in the Northwest for years.