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Location Kazakhstan, Kyzylorda region
Central coordinates 61o 42.00' East  46o 4.00' North
IBA criteria A1, A4i, A4iii
Area 144,165 ha
Altitude 60 - 80m
Year of IBA assessment 2005

Association for the Conservation of Biodiversity of Kazakhstan (Affiliate)

Site description The IBA is located 120 km to the south of Aralsk city, 30 km to the north-west of Kazalinsk (new name - Aiteke-By) town and is situated in the north-east part of the Aral depression, in the north-west part of the Kyzylkum desert, among clay- and sand landscapes. It comprises a series of lakes of different size with large reedbeds and salt marshes. The largest lakes are: Laikol, Kamyshlybash, Akchatau, Shumyshkol, Karakol, Zalanash.

Key Biodiversity 319 bird species were recorded here at the beginning of the 20th century, 168 species in the 1970s, and 107 species in May 2001. About 70% of them are waterfowl and waders, with 28 species included in the Red Data Book of Kazakhstan. Some of the lakes are breeding areas for waterfowl, and all of the system has great importance during migration.

Non-bird biodiversity: About 40 species of mammals have been recorded. The lakes are a reservoir for several valuable fish species.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Red-crested Pochard Netta rufina passage  2005  14,300 individuals  good  A4i  Least Concern 
Common Pochard Aythya ferina passage  2005  40,100 individuals  good  A4i  Vulnerable 
Ferruginous Duck Aythya nyroca breeding  2001-2005  25-60 breeding pairs  medium  A1  Near Threatened 
Great Crested Grebe Podiceps cristatus breeding  2001  580 breeding pairs  good  A4i  Least Concern 
Dalmatian Pelican Pelecanus crispus breeding  2001  100 breeding pairs  good  A1  Vulnerable 
Red-necked Phalarope Phalaropus lobatus passage  2005  10,000 individuals  good  A4i  Least Concern 
A4iii Species group - waterbirds passage  2001  20,000 individuals  good  A4iii   


IUCN habitat Habitat detail Extent (% of site)
Desert   30%
Wetlands (inland)   70%

Land use

Land-use Extent (% of site)
agriculture 50%
fisheries/aquaculture 80%
hunting 60%
water management 30%

References Spangenberg, E.P., and Feigin, G.A. (1936) The birds of low-stream of Syrdarya and of adjacent areas. Collection of works of Zoological Museum of Moscow State University. Moscow. 3: 41-184. (In Russian). Khrokov, V.V. About number of birds at delta lakes and at Syrdarya mouth in spring 2001 (unpublished) (in Russian).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Syrdarya Delta Lakes. Downloaded from on 24/10/2016

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