A comparison of the effect of adult return timing of Cowlitz and Toutle hatchery coho on catch and escapement

Stock assessment and enhancement of fall salmon species in the Willamette River system

Harold L. Hansen

Evaluation of downstream migrant passage through the sediment retention structure, North Fork Toutle river, 1991

Dave Seiler

Lower Columbia River coho salmon

Oregon. Dept. of Fish and Wildlife.

Coho salmon studies in Southeast Alaska

Artwin Schmidt

The Oregon production index

United States. General Accounting Office

Lake and stream investigations

Richard D. Peckham