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Run Reconstruction, Spawner-recruit Analysis, and Escapement Goal Recommendation for Summer Chum Salmon in the East Fork of the Andreafsky River
Steven J. Fleischman
Danielle F. Evenson
出版
Alaska Department of Fish and Game, Division of Sport Fish, Research and Technical Services
, 2010
URL
http://books.google.com.hk/books?id=58u3YgEACAAJ&hl=&source=gbs_api
註釋
Historical abundance of Andreafsky River, Anvik River, and aggregated other upriver stocks of summer chum salmon Oncorhynchus keta was reconstructed from mixed stock harvest data and incomplete sonar, weir, counting tower, and aerial survey data of varying precision from 1972 to 2007. The resulting estimates of escapement and harvest of East Fork Andreafsky River chum salmon were fitted to an age-structured Ricker spawner-recruit model. Bayesian statistical methods were employed, which allowed for realistic assessment of uncertainty in the presence of measurement error, serial correlation, and missing data.