Hatchery biology
Subtitle: Columbia River Fishery Development Program
By: sections prepared by: J.W. Westgate, A.R. Hemmingsen, J.F. Conrad.
Contributors: Hemmingsen, A. R.; Conrad, J. F.; Oregon. Dept. of Fish and Wildlife. Research and Development Section.
Series: Federal aid progress reports
Publisher: Oregon Dept. of Fish and Wildlife, Fish Division, Research and Development Section
Published: 1979
Place of publication: Portland, Or
Language: eng
Number of pages: 28
Subjects: Fish culture -- Oregon -- Columbia River.; Fishes -- Feeding and feeds -- Oregon -- Columbia River.
Notes: At head of title: Annual progress report, fish research project.

"Contract number: 79 ABC 00032."

"Project period: October 1, 1978 to September 30, 1979."

Bibliography: p. 21.