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Data Sources and Methods: Sustainable Fish Harvest Indicator

Summary The Sustainable Fish Harvest indicator is part of the Canadian Environmental Sustainability Indicators (CESI) program, which provides data and information to track Canada’s performance on key environmental sustainability issues. The long-term maintenance of the ecological, social and economic value of fish stocks requires controlling harvest to avoid overexploitation. Fisheries and Oceans Canada, in partnership […]


Reference points for coho salmon (Oncorhynchus kisutch) harvest rates and escapement goals based on freshwater production

Abstract We describe a simple scheme for the management of coho salmon (Oncorhynchus kisutch) population aggregates that uses reference points derived from an empirical analysis of freshwater production data. We fit a rectilinear “hockey stick” model to 14 historical data sets of female spawner abundance and resulting smolt production and found that at low spawner […]