Isabelline Bush-hen (Amaurornis isabellina) | Details

Isabelline Bush-hen Amaurornis isabellina

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	Lower Risk/Least Concern

Species attributes

Migratory status	not a migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	310,000 km²
Severely fragmented?	no	-

Population

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

Trend justification: The population trend is difficult to determine because of uncertainty over the impacts of habitat modification on population sizes.

Country/territory distribution

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

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Indonesia	Bogani Nani Wartabone
Indonesia	Buton Utara
Indonesia	Gunung Simbalang
Indonesia	Lambusango
Indonesia	Lore Lindu
Indonesia	Tangkoko Dua Sudara

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Artificial/Terrestrial	Arable Land	suitable	resident
Grassland	Subtropical/Tropical Dry	suitable	resident
Grassland	Subtropical/Tropical Seasonally Wet/Flooded	suitable	resident
Wetlands (inland)	Permanent Rivers/Streams/Creeks (includes waterfalls)	suitable	resident
Altitude	0 - 800 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Isabelline Bush-hen Amaurornis isabellina. Downloaded from https://datazone.birdlife.org/species/factsheet/isabelline-bush-hen-amaurornis-isabellina on 23/12/2024.
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 23/12/2024.