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).
|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)|
BirdLife International (2023) Important Bird Area factsheet: Chatthin. Downloaded from http://datazone.birdlife.org/site/factsheet/chatthin-iba-myanmar on 02/10/2023.