Status Review for Oregon's Umpqua River Sea-Run Cutthroat Trout

摘要

A petition to list sea-run cutthroat trout (Oncorhynchus clarki clarki) from theNorth and South Umpqua Rivers in Oregon as a threatened or endangered species under the Endangered Species Act (ESA) was received in April 1993 by the National Marine Fisheries Service (NMFS). This report summarizes biological information gathered in conjunction with the status review of these cutthroat trout.