Northwest Fisheries Science Center

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Document Type: Report
Center: NWFSC
Document ID: 6909
Title: Biological criteria for definition of species and distinct intraspecific populations of andaromous salmonids under the U.S. Endangered Species Act of 1973
Author/Editor: Fred M. Utter
Year: 1981
Institution: Report of the Coastal Zone and Estuarine Studies Division, Northwest and Alaska Fisheries Science Center, National Marine Fisheries Service
Date: 1981