Observations on the accuracy of redd counting techniques used in the Columbia Basin
By: Matthew Schwartzberg, Phillip B. Roger.
Contributors: Roger, Phillip B.; Columbia River Inter-Tribal Fish Commission.
Series: Technical report / Columbia River Inter-Tribal Fish Commission -- 86-2.; Technical report (Columbia River Inter-Tribal Fish Commission) -- 86-2.
Publisher: Columbia River Inter-Tribal Fish Commission
Published: 1986
Place of publication: Portland, Or
Language: eng
Number of pages: 17
Subjects: Fishes -- Counting.; Fishes -- Washington (State) -- Yakima River -- Counting.; Fishes -- Spawning.
Notes: "June 1, 1986."

Includes bibliographical references (leaves 16-17).