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The site was identified as internationally important for bird conservation 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 List	Season (year[s] of estimate)	Size	IBA criteria
Large Green-pigeon Treron capellei	VU	resident (2000)	present	A1, A3
Storm's Stork Ciconia stormi	EN	resident (2000)	present	A1, A3
Mentawai Scops-owl Otus mentawi	LC	resident (2000)	present	A2, A3
Wallace's Hawk-eagle Nisaetus nanus	VU	resident (2000)	present	A1, A3
Sumatran Drongo Dicrurus sumatranus	LC	resident (2000)	present	A2

Year	Protected Area	Designation (management category)	% coverage of IBA
1981	Siberut	UNESCO-MAB Biosphere Reserve (UA)	94
1992	Siberut	Taman Nasional (II)	44

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	-
Forest	-	Mangrove forest (tropical); Peat swamp forest (tropical)
Wetlands (inland)	-

Land use	% of IBA
agriculture	-
nature conservation and research	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Pulau Siberut (Indonesia). Downloaded from https://datazone.birdlife.org/site/factsheet/pulau-siberut-iba-indonesia on 05/12/2024.