Lake Sarysu

IBA Criteria

Year of most recent IBA criteria assessment: 2005

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
White-headed Duck Oxyura leucocephala EN winter 1993-2004 200-1,500 individuals A1, A4i, B1i, B2
Lesser White-fronted Goose Anser erythropus VU winter 1993-2004 41 individuals A1
Marbled Teal Marmaronetta angustirostris NT resident 1993-2004 7-35 breeding pairs A1, A4i, B1i, B2
Red-crested Pochard Netta rufina LC winter 1993-2004 30,000-247,250 individuals A4i, B1i
Common Pochard Aythya ferina VU winter 1993-2004 25,725-97,250 individuals A4i, B1i, B3
Ferruginous Duck Aythya nyroca NT resident 1993-2004 80-197 breeding pairs A1
Tufted Duck Aythya fuligula LC winter 1993-2004 80-6,130 individuals B1i
Northern Shoveler Spatula clypeata LC winter 1993-2004 1,000-8,000 individuals B1i
Eurasian Wigeon Mareca penelope LC winter 1993-2004 1,000-10,000 individuals B1i
Northern Pintail Anas acuta LC winter 1993-2004 3,000-45,000 individuals A4i, B1i, B2
Common Teal Anas crecca LC winter 1993-2004 2,000-27,661 individuals B1i
Great Crested Grebe Podiceps cristatus LC resident 1993-2004 20-184 breeding pairs B1i
Black-necked Grebe Podiceps nigricollis LC winter 1993-2004 200-662 individuals B1i
Purple Swamphen Porphyrio porphyrio LC resident 1988-1991 800-1,000 breeding pairs A4i, B1i, B2
Common Coot Fulica atra LC resident 1993-2004 9,500-27,500 individuals B1i
Glossy Ibis Plegadis falcinellus LC breeding 1993-2004 130-953 breeding pairs A4i, B1i
Squacco Heron Ardeola ralloides LC breeding 1996-2004 150-300 breeding pairs B1i
Dalmatian Pelican Pelecanus crispus NT winter 1993-2004 12-47 individuals A1, A4i, B1i
Pygmy Cormorant Microcarbo pygmaeus LC resident 1993-2004 166-695 breeding pairs A1, A4i, B1i
Pygmy Cormorant Microcarbo pygmaeus LC winter 1993-2004 323-1,158 individuals A1, A4i, B1i, B2
Whiskered Tern Chlidonias hybrida LC breeding 1993-2004 167-700 breeding pairs B1i, B2
White-tailed Sea-eagle Haliaeetus albicilla LC winter 1993-2004 2-10 individuals A1
A4iii Species group - waterbirds n/a winter 1993-2004 500,000-999,999 individuals A4iii

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

Local conservation groups

The local conservation groups below are working to support conservation at this IBA.

Name Year formed
info avialable at AOS 1996
For more information on BirdLife's work with Local conservation groups please click here.


IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing brackish and salt water, Water fringe vegetation -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
agriculture -
fisheries/aquaculture -
urban/industrial/transport -
hunting -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Lake Sarysu. Downloaded from on 29/03/2023.