Rajah Scops-owl (Otus brookii) - BirdLife species factsheet

Rajah Scops-owl Otus brookii

Current view: Data table and detailed info

Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2018	Least Concern
2016	Least Concern
2012	Least Concern
2009	Least Concern
2008	Least Concern
2004	Least Concern
2000	Lower Risk/Least Concern
1994	Lower Risk/Least Concern
1988	Near Threatened

Species attributes

Migratory status	not a migrant	Forest dependency	high
Land-mass type		Average mass	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	1,430,000 km²
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	-	-	-
Population trend	decreasing	-	inferred	-
Generation length	3.7 years	-	-	-

Population justification: The population size of this species has not been quantified, but it has been described as rare (del Hoyo et al. 1999).

Trend justification:

The species is tentatively assessed as being in decline due to habitat loss per Tracewski et al. (2016).

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor	Passage migrant
Indonesia	extant	native	yes
Malaysia	possibly extinct	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Indonesia	Gunung Leuser
Indonesia	Hutan Raya Bukit Barisan
Indonesia	Kerinci Seblat
Malaysia	Dulit Range
Malaysia	Mount Kinabalu
Malaysia	Mulu - Buda Protected Area
Malaysia	Trus Madi Range

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Moist Montane	major	resident
Altitude	1200 - 2400 m	Occasional altitudinal limits

Utilisation

Purpose	Scale
Pets/display animals, horticulture	international

Recommended citation
BirdLife International (2024) Species factsheet: Rajah Scops-owl Otus brookii. Downloaded from https://datazone.birdlife.org/species/factsheet/rajah-scops-owl-otus-brookii on 22/11/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 22/11/2024.