The dynamics of populations of bottom-dwelling fish productivity of the Baltic Sea Gadus Morhua Morhua, Gadus Morhua Callarias, Pleuronectes Flesus, Platessa Platessa in Relation to environmental factors and fishing
2017
Drozdov, V.V.
Achieved consideration of long-term dynamics of populations of productivity indicators of the main commercial demersal fish Baltic - Eastern Baltic cod Gadus morhua callaris, Western Baltic cod Gadus morhua morhua, a river Pleuronectes flesus and plaice Platessa platessa. Compiled and analyzed data on the survival of eggs on the spawning grounds, the number of juveniles, spawning stock biomass and catches for the different areas. On the basis of the use of correlation and regression methods established regional characteristics influence a number of environmental factors on the performance of bottom fish populations. The role of the fishing impact on the population concerned
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