BIOLOGICAL INDICATORS OF SILVER BREAM SPAWNING STOCK OF THE KREMENCHUK RESERVOIR

Journal: Fisheries Science of Ukraine (Vol.10, No. 4)

Publication Date: 2009-12-24

Authors : Kotovska G.; Khristenko D.;

Page : 49-52

Keywords : basic biological indicators; silver bream; spawning; repoduction; water temperature;

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Abstract

The article contains basic biological indicators of silver bream spawning stock: average-weighed age, length, weight, condition index, fattness, sex ratio, and spwaning kernel composition. There have been analyzed effects of water temperature and level during spawning period on time and efficiency of repoduction of this species during 1998?2007. It was found that the time of spawning commencemnet did not practically changed during last 10 years.

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BIOLOGICAL INDICATORS OF SILVER BREAM SPAWNING STOCK OF THE KREMENCHUK RESERVOIR

Abstract

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