Learning and modern composition of birds of Aldan Upland

Abstract

The paper provides information on the population and fauna of birds of the least studied in this respect territory mountains of the eastern part of Southern Siberia. According to the results of modern information and literary sources, 193 species of birds were recorded in the territory of the Aldan Upland, of which 166 species were recorded as nesting species, the remaining species were encountered during the migration, it should be noted that during the study, random bird encounters were recorded, which were transferred to the list as migratory. As a result of research, the current composition of avifauna of the surveyed region is increased by 14 species, and nesting – by 19 species. During the research in the territory of the Aldan Upland, five new bird species were discovered (Pale-legged Leaf-warbler, Radde’s Warbler, Asian Brown Flycatcher, Grey-streaked Flycatcher, Barn Swallow). Probably, new information on the findings of these species of birds for the study area is due to the insufficient knowledge of the territory of the Aldan Upland in the past. The following rare species of birds are listed in the Red Data Book of the Russian Federation: Black Stork, Siberian Crane, Hooded Crane, Golden Eagle, Osprey, Peregrine Falcone, White-tailed Sea-eagle, Siberian Grouse, Far Eastern Curlew, Eurasian Eagle-owl and Great Grey Shrike.