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Biologically allowable level of exploitation of commercial fish stocks in the Barents Sea

Workshop on Harvest Control Rules for Sustainable Fisheries Management 13-15 September 2004. Biologically allowable level of exploitation of commercial fish stocks in the Barents Sea. Konstantin Drevetnyak. Knipovich Polar Research Institute of Marine Fisheries and

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Biologically allowable level of exploitation of commercial fish stocks in the Barents Sea

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  1. Workshop on Harvest Control Rules for Sustainable Fisheries Management 13-15 September 2004 Biologically allowable level of exploitation of commercial fish stocks in the Barents Sea Konstantin Drevetnyak Knipovich Polar Research Institute of Marine Fisheries and Oceanography (PINRO), Murmansk, Russia

  2. Ye.M. Malkin. A principle of fishery regulation based on the conception of reproductive variability of population. J. Voprosy ichtiologii, 1995. Vol. 35. No. 4. P. 537-540.(In Russian) Robert E. Riclefs. 1976.The Economy of Nature - annual growth rate of a population -net reproductive rate (R=T-t+1) T - lifetime t - age of maturity - meangeneration time ( = (T+t)/2)

  3. Fig.1. Dependenceannual growth rate of a populationon age at maturity of femalest

  4. Table 1. Estimation of theoretically possible values of biologically allowable catches (%),in relation to female maturity age (after E.M. Malkin, 1995)

  5. Table 2. The biologically allowable catch of commercial fish stocks in the Barents Sea of,(%).

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