instantaneous rate of surplus production

instantaneous rate of surplus production
equal to rate of growth plus rate of recruitment less rate of natural mortality - all in terms of weight and on an instantaneous basis. In a balanced or equilibrium fishery, this increment replaces what is removed by fishing, and rate of surplus production is numerically equal to rate of fishing (Ricker, 1975). Also called instantaneous rate of natural increase

Dictionary of ichthyology. 2009.

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  • instantaneous rate of natural increase — instantaneous rate of surplus production …   Dictionary of ichthyology

  • rate of natural increase — instantaneous rate of surplus production (equal to rate of growth plus rate of recruitment less rate of natural mortality all in terms of weight and on an instantaneous basis. In a balanced or equilibrium fishery, this increment replaces what is… …   Dictionary of ichthyology

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