Uyalyshalkar Lake System

IBA Justification

The site was identified as important in 2005 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
White-headed Duck Oxyura leucocephala EN passage 2005 54 individuals A1
Whooper Swan Cygnus cygnus LC passage 2005 360-3,180 individuals A4i
Greylag Goose Anser anser LC passage 2005 3,000-3,500 individuals A4i
Greater White-fronted Goose Anser albifrons LC passage 2005 12,000-50,000 individuals A4i
Smew Mergellus albellus LC passage 2005 1,250 individuals A4i
Ruddy Shelduck Tadorna ferruginea LC passage 2004 1,200 individuals A4i
Mallard Anas platyrhynchos LC passage 2005 9,500-10,860 individuals A4i
Great Crested Grebe Podiceps cristatus LC passage 2005 2,670-2,740 individuals A4i
Demoiselle Crane Anthropoides virgo LC breeding 2005 < 50 individuals A3
Demoiselle Crane Anthropoides virgo LC passage 2005 2,100-8,400 individuals A4i
Great White Egret Ardea alba LC passage 2004 37-588 individuals A4i
Dalmatian Pelican Pelecanus crispus NT passage 2005 146-838 individuals A1, A4i
Pied Avocet Recurvirostra avosetta LC passage 2005 1,340-1,350 individuals A4i
Sociable Lapwing Vanellus gregarius CR passage 2007 30-227 individuals A1, A4i
Black-tailed Godwit Limosa limosa NT passage 2005 2,545-5,360 individuals A1, A4i
Ruff Calidris pugnax LC passage 2005 22,530 individuals A4i
Red-necked Phalarope Phalaropus lobatus LC passage 2005 24,600-32,500 individuals A4i
Black-winged Pratincole Glareola nordmanni NT breeding 2006-2007 100-144 breeding pairs A1, A3
Black Lark Melanocorypha yeltoniensis LC breeding 2005 260 breeding pairs A3
A4iii Species group - waterbirds n/a passage 2005 21,200-83,300 individuals A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2005).

IBA Conservation

IBA conservation assessment
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2015 very unfavourable not assessed not assessed
Was the whole site assessed? State assessed by Accuracy of information
yes population medium

State (condition of the trigger species' populations)
Scientific name Common name Reference population Actual population Units % of population remaining Result
Cygnus olor Mute Swan 400 400 individuals 100 favourable
Anser anser Greylag Goose 3000 350 individuals 12 very unfavourable
Anser albifrons Greater White-fronted Goose 50000 15000 individuals 30 very unfavourable
Aythya ferina Common Pochard 2500 1304 individuals 53 unfavourable
Aythya fuligula Tufted Duck 375 450 individuals 100 favourable
Anas platyrhynchos Mallard 530 4500 individuals 100 favourable
Motacilla citreola Citrine Wagtail 2 2 individuals 100 favourable
Species group - waterbirds A4iii 83300 22006 individuals 27 very unfavourable

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation Management planning Other conservation action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA conservation status, please click here


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Artificial/Terrestrial Arable land -
Shrubland Low bushes -
Grassland Humid, Steppes & dry calcareous -
Wetlands (inland) Rivers & streams, Standing brackish & salt water, Standing fresh water, Water-fringe vegetation -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -
rangeland/pastureland -
fisheries/aquaculture -
hunting -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Uyalyshalkar Lake System. Downloaded from on 22/09/2023.