SPATIAL ARRANGEMENT OF THE WINTER BIRD POPULATION IN LOWLANDS OF TIGIREKSKY STRICT NATURE RESERVE
Results of surveys of bird winter route over lowlands of North-Western Altay in 2006-2007 and 2010-2011 are analyzed. The classification of bird population as well as main environmental factors that determine its structure is revealed. It is demonstrated that the classification of bird population at lowlands of North-Western Altay province and the Altay in general is similar to that of it in some separate provinces as well in the mountains of Southern Siberia. The systems of environmental approximating factors are similar as well.