Outecological conditionality, divergence and convergence of Cyprinus carpio L. family

The complex analysis of formation regularity and ponds ecosystems bio-productive potential usage while growing carp fish jointly, their optimal correlation contributing to the reservoirs fish productiveness increase is given in the article. The working-out of the ecological and biological fundamentals for the freshwater ichthyofauna development in Kabardino-Balkarian republic reservoirs is presented.