The Russian sturgeon is vanishing species. A Russian sturgeon is also known as "Diamond Sturgeon" or "Tsar Fish" because of its majestic size and look. River Dam projects have affected almost all spawning ground of this species. It is estimated that the wild population of the Russian Sturgeon has...

Based on the analysis of the dynamics of structural parameters of fish fauna of the Kanev reservoir, we determined the major measures for artificial fish propagation (stocking), which would allow increasing their commercial stocks and maintain biological diversity. It was found that main biological ...

The Shabolatsk liman is situated in the Southern-Western Black Sea side and relates to the type of semi-open, saline-water liman-lagoons. Since the middle XX century essential changes have occurred in the liman hydroecosystem that resulted in the essential transformation of the basin biota. The aim ...

The genetic structure of different age groups of scaled and framed carps of the Antoninsky-Zozulenets type was studied using genetic-biochemical markers. The peculiarities of allele frequency distribution at the polymorphic loci TF, ALB, EST, CA, MDH, ME, SOD and KAT have been shown. The levels of...

The helminth fauna of Amur carps (Cyprinus carpio haematopterus) introduced for acclimatization into the Velikii Lyubin' fish farm, Ukrainian SSR, was poorer than that of the local (galician) carp. Increases in the number of fish led to an increased rate of infection and to a decrease in the blood ...