The smolt-to-adult return rate of Columbia Basin hatchery salmon and
steelhead have been declining during the 1990s, along with the adult
fish’s value to fishers, according to natural resource economist Hans
Radtke.
The smolt-to-adult return rate of Columbia Basin hatchery salmon and
steelhead have been declining during the 1990s, along with the adult
fish’s value to fishers, according to natural resource economist Hans
Radtke.