The population of birds of waters in the Southern Urals and Trans-Urals region
The results of censuses of birds of waters in the Southern Urals and Trans-Urals regions were analyzed. The bird populations on typical waters in all geographic zones of region were examined. It was shown that ash value influence has less effect for ornithocomplexes similarity. The similarity of bird communities is determined mainly by saturation of habitats by waters and degree of development of riverside and aquatic vegetation.