Calauit Island

IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Grey Imperial-pigeon Ducula pickeringii VU resident 1970-1979 present A1, A2
Chinese Egret Egretta eulophotes VU non-breeding 1990-1999 present A1
Palawan Hornbill Anthracoceros marchei VU resident 1990-1993 frequent A1, A2
Blue-headed Racquet-tail Prioniturus platenae VU resident 1990-1999 present A1, A2
Palawan Tit Pardaliparus amabilis NT resident 1990-1999 present A2
Palawan Blue-flycatcher Cyornis lemprieri NT resident 1990-1999 present A2
Yellow-throated Leafbird Chloropsis palawanensis LC resident 1990-1999 present A2
Palawan Flowerpecker Prionochilus plateni LC resident 1990-1999 present A2

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 Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Calauit Island Game Refuge and Bird Sanctuary 3,400 protected area overlaps with site 3,494


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

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Calauit Island. Downloaded from on 16/10/2021.