Estimations of Ocean Mortality Rates for Pacific Salmon ( Oncorhynchus )

• Published in: Journal of the Fisheries Research Board of Canada
• Main Author: Parker, Robert R.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1962
• Subjects: General Medicine; Pacific; Sockeye; Keta; Kamchatka; Pink salmon; Alaska
• Online Access: http://dx.doi.org/10.1139/f62-037; http://www.nrcresearchpress.com/doi/pdf/10.1139/f62-037

A conceptual model representing natural marine mortality rates of Pacific salmon is developed. Ocean mortality rate (q) is taken as the base to which coastal mortality rates of juveniles (c) and of adults (k) are additive factors. The effect of marking is taken as a multiplicative factor (m) of the...