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Division: Commercial Fish
Title: Sonar enumeration of Pacific salmon escapement into the Nushagak River, 2000
Author: McKinley, L.
Year: 2002
Report ID: Alaska Department of Fish and Game, Division of Commercial Fisheries, Regional Information Report 2A02-22
Abstract: Estimates of Pacific salmon Oncorhynchus spp. escapement for the Nushagak River in Bristol Bay, Alaska, were determined by hydroacoustic techques from June 10 through August 17, 2000. Estimates of species, age, sex, and size composition were derived from samples obtained with drift gillnets and beach seines. Final escapement estimates by species through August 17 were 403,500 sockeye salmon O. nerka, 56,374 chinook salmon O. tshawytcha, 141,323 chum salmon O. keta, 172,846 coho salmon O. kisutch, and 135,285 pink salmon O. gorbuscha.
Keywords: Nushagak River, Bristol Bay, Alaska, hydroacoustic, age/sex/size, sockeye, O. nerka, Chinook, O. tshawytcha, chum, O. keta, coho, O. kisutch, pink, O. gorbuscha