Alas Purwo

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
Green Peafowl Pavo muticus EN resident 1990 25-50 individuals A1
Lesser Adjutant Leptoptilos javanicus NT resident 1993 51 individuals A1
Javan Plover Charadrius javanicus LC resident 1987-1998 present A2
Javan Hawk-eagle Nisaetus bartelsi EN resident 1998 4-5 breeding pairs A1, A2, A3
Grey-cheeked Tit-babbler Mixornis flavicollis LC resident 1987-1998 present A2, A3
Crescent-chested Babbler Cyanoderma melanothorax LC resident 1987-1998 present A2

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)
Alas Purwo Taman Nasional 43,420 protected area overlaps with site 43,420
Alas Purwo National Park 43 is identical to site 43,420


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

Land use

Land-use Extent (% of site)
nature conservation and research -

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Alas Purwo. Downloaded from on 21/02/2024.