IN305
Udhuwa Lake Bird Sanctuary


IBA Criteria

Year of most recent IBA criteria assessment: 2004

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Lesser Adjutant Leptoptilos javanicus VU resident 2004 present A1
White-rumped Vulture Gyps bengalensis CR non-breeding 2004 present A1
Pallas's Fish-eagle Haliaeetus leucoryphus EN resident 2004 present A1

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


IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2014 very high near favourable medium
Was the whole site covered? Yes State assessed by unset
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Agricultural expansion and intensification annual & perennial non-timber crops - small-holder farming happening now some of area/population (10-49%) moderate to rapid deterioration high
Biological resource use fishing & harvesting aquatic resources - unintentional effects: subsistence/small scale happening now whole area/population (>90%) moderate to rapid deterioration very high
Biological resource use hunting & collecting terrestrial animals - unintentional effects (species is not the target) happening now whole area/population (>90%) moderate to rapid deterioration very high
Human intrusions and disturbance work and other activities happening now whole area/population (>90%) moderate to rapid deterioration very high
Invasive and other problematic species and genes invasive non-native/alien species/diseases - unspecified species happening now whole area/population (>90%) moderate to rapid deterioration very high
Pollution agricultural & forestry effluents - type unknown/unrecorded happening now some of area/population (10-49%) slow but significant deterioration medium

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Artificial/Aquatic & Marine 0 0 good (> 90%) moderate (70-90%) near favourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species Some limited conservation initiatives are in place medium
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Udhwa Lake Sanctuary 6 is identical to site 565

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) -
Artificial/Terrestrial -
Artificial/Aquatic & Marine -
For further information about the habitat classification please click here.

Land use

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


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Udhuwa Lake Bird Sanctuary. Downloaded from http://www.birdlife.org on 06/12/2022.