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Using Harvest Slot Limits To Promote Stock Recovery And Broaden Age Structure In Marine Recreational Fisheries: A Case Study, Jacob M. Kasper, Jeffrey Brust, Amanda Caskenette, Jason Mcnamee, Jason C. Vokoun, Eric T. Schultz Jan 2020

Using Harvest Slot Limits To Promote Stock Recovery And Broaden Age Structure In Marine Recreational Fisheries: A Case Study, Jacob M. Kasper, Jeffrey Brust, Amanda Caskenette, Jason Mcnamee, Jason C. Vokoun, Eric T. Schultz

EEB Articles

Fish populations with broad age distributions are expected to have higher reproductive capacity than age-truncated populations because of the disproportionate contributions of older fish. Harvest slot limits, an expected means of ameliorating age truncation, are modeled for Tautog Tautoga onitis in an overfished population subunit that is experiencing overfishing. Tautog, currently managed by a 40 cm minimum size limit (MSL), is a candidate species for slots because it is relatively long-lived, slow-growing, with low discard mortality. We evaluated changes in biomass and abundance-at-age relative to management with the current MSL regulations using a forward population simulation model for four slots: …