Originally published as: 1998 Klamath River fall chinook age composition (Arcata, California: U.S. Fish and Wildlife Service, 1999) Digital reproduction of item held by Oregon Institute of Technology Library: https://alliance-primo.hosted.exlibrisgroup.com/primo-explore/search?tab=default&search_scope=oit_alma&vid=OIT&institution=OIT&mode=basic&query=any,contains,50324978