title: SOME CHANGES OF REPRODUCTION FISH IN PONDS WITH VIOLATED ECOLOGICAL REGIME
abstract: The main aim of the article is to study the reproduction and study of gametogenesis (ovo-and spermatogenesis) of many valuable as commercial and of yet not covered by the fishery of species of fishes for various reasons from different taxonomic groups with a different biology. The study of gametogenesis of representatives of different ecological groups (freshwater, marine) allowed not only to establish the regularities, but also reveal features of their proceeding in an ecological conditions of 
journal: South of Russia ecology development