IBA Justification

The site was identified as important in 2004 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
Lesser Whistling-duck Dendrocygna javanica LC resident 1990 5,466 individuals A4i
White-winged Duck Asarcornis scutulata EN resident 2004 present A1
Spot-billed Pelican Pelecanus philippensis NT non-breeding 2004 present A1
Hooded Treepie Crypsirina cucullata NT resident 2004 present A2, A3
White-throated Babbler Argya gularis LC resident 2004 present A2, A3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2004).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Chatthin W.S Wildlife Sanctuary 26,936 protected area overlaps with site 26,936


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest -
Wetlands (inland) -
For more information about the IUCN Habitat classification, please click here.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Chatthin. Downloaded from on 01/10/2023.