Abstract: After the inventory of all rare and endangered species the categories of threat in the Red Data Book of eastern Kazakhstan has changed for most of the species: 24 species were referred to category 1 (endangered species) (in Kazakhstan's Red Data Book 14 species); 26 (14) species to category 2 (decreasing species); 11 (24) to category 3 (rare); and 1 (3) to category 5 (rehabilitated). There are three nature reserves in the region: Markakol, West Alatai, and Alakol to protect wild vertebrate animals.