ROTIFERA AND RUSTACEANS OF THE CHARANORSKOYE RESERVOIR-COOLER
The planktonic fauna of the Charanorskoye reservoir-cooler located in droughty zone of East Transbaikalia, is characterized by a high species diversity. The widely eurytopic filtration organisms prevails under the ecological and geographical characteristic. Long-term dynamics of zooplankton is expressed in decrease of species diversity, reduction of ecological groups, simplification of species structure.