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The site was identified as important in 2001 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Luzon Bleeding-heart Gallicolumba luzonica	NT	resident	1988	present	A2
Rufous Coucal Centropus unirufus	NT	resident	1961	present	A2
Red-crested Malkoha Dasylophus superciliosus	LC	resident	1988	uncommon	A2
Scale-feathered Malkoha Lepidogrammus cumingi	LC	resident	1988	present	A2
Luzon Highland Scops-owl Otus longicornis	LC	resident	1988	present	A2
North Philippine Hawk-eagle Nisaetus philippensis	EN	resident	1981	present	A1
Luzon Hornbill Penelopides manillae	LC	resident	1988	uncommon	A2
North Philippine Dwarf-kingfisher Ceyx melanurus	LC	resident	1961	present	A1
Philippine Cockatoo Cacatua haematuropygia	CR	resident	1988	present	A1
Whiskered Pitta Erythropitta kochi	LC	resident	1988-1997	present	A1, A2
Green-backed Whistler Pachycephala albiventris	LC	resident	1988	common	A2
Blackish Cicadabird Edolisoma coerulescens	LC	resident	1961	present	A2
Short-crested Monarch Hypothymis helenae	NT	resident	1988	present	A2
Grey-backed Tailorbird Orthotomus derbianus	LC	resident	1988	uncommon	A2
Robsonius rabori	NR	resident	1988	present	A2
Chestnut-faced Babbler Zosterornis whiteheadi	LC	resident	1988	common	A2
Cyornis herioti	NR	resident	1961	present	A2

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2001) may differ.

Year	Protected Area	Designation	% overlap with IBA
2002	Mt. Isarog Natural Park	Natural Park	99

Habitat1	Habitat detail	% of IBA
Forest		major (>10)
Artificial/Terrestrial		-

1. IUCN Habitat classification.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Mount Isarog National Park (Philippines). Downloaded from https://datazone.birdlife.org/site/factsheet/mount-isarog-national-park-iba-philippines on 22/11/2024.