Tassuat Lake

Country/territory: Kazakhstan

IBA criteria met: A1, A4i, A4iii (2007)
For more information about IBA criteria, please click here

Area: 3,589 ha

Association for the Conservation of Biodiversity in Kazakhstan
IBA conservation status
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2011 favourable not assessed negligible
For more information about IBA monitoring, please click here

Site description (2004 baseline)
Tassuat Lake is situated in 14 km to NW from Tsherbakovsky village of Nurinsky district. Surrounding landscape - hilly plane with depressions with lakes and salt-marshes, steppe and meadow (in depressions) vegetation, bushes (Caragana, Rosa, Lonicera). Height of hills is up to 70 m. Soils are clays and loams. The lake is salt; area - 1650 ha., length - 7.6 km, maximum width - 2.6 km, depth - up to 2.0 m, volume of water mass - 8 million cubic metres, area of water collection - 67 square km. Area of reedbeds - about 650 hectares. More than 20,000 waterfowl are observed here during passage.

Key biodiversity
80 species of waterfowl, waders, gulls, terns were registered here breeding and on passage. During autumn passage, more than 20,000 waterfowl are observed regularly. The main migrating species are: Anser erythropus, Anser anser, Anas strepera, Anas crecca, Anas platyrhynchos, Anas clypeata, Aythya ferina, Calidris minuta, Calidris alpina etc. Of the rare species - Anser erythropus is common (tens and hundreds) on autumn passage. In the breeding season, there are typical birds of the steppe wetlands of Kazakhstan: besides waterbirds, 25 species of passerines, some raptors etc.

Non-bird biodiversity: Around the lake, there is a typical steppe landscape with grass and some bushes. Of mammals, there are Canis lupus, Vulpes vulpes, Vulpes corsac, Meles meles, different rodents (jerboas, voles etc.), marmot etc. Of reptiles - Lacerta agilis, Vipera ursini, of fishes Carassius brama.

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Tassuat Lake. Downloaded from on 22/02/2024.