Green-headed Oriole (Oriolus chlorocephalus)

Green-headed Oriole Oriolus chlorocephalus

Current view: Data table and detailed info

Taxonomy

Taxonomic note

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
Dowsett, R. J.; Forbes-Watson, A. D. 1993. Checklist of birds of the Afrotropical and Malagasy regions. Tauraco Press, Li
Sibley, C. G.; Monroe, B. L. 1990. Distribution and taxonomy of birds of the world. Yale University Press, New Haven, USA.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
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	medium
Land-mass type		Average mass	-

Distribution

	Estimate	Data quality
Extent of Occurrence breeding/resident (km²)	640,000	medium
Severely fragmented?	no	-

Population and trend

	Value	Data quality	Derivation	Year of estimate
Number of mature individuals	unknown	not applicable	not applicable	0
Population trend	decreasing		suspected	-
Generation length (years)	3.7	-	-	-

Population justification: The global population size has not been quantified, but the species is described as locally fairly common to uncommon in Kenya and common in Tanzania (Fry and Keith 2000).

Trend justification: This population is suspected to be in decline owing to ongoing habitat loss.

Country/territory distribution

Country/Territory	Presence	Origin	Resident
Kenya	extant	native	yes
Malawi	extant	native	yes
Mozambique	extant	native	yes
Tanzania	extant	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Kenya	Arabuko-Sokoke Forest
Kenya	Marenji Forest
Kenya	Mrima Hill Forest
Kenya	Shimba Hills
Malawi	Liwonde Hills Forest Reserve
Malawi	Thyolo tea estates
Mozambique	Gorongosa Mountain and National Park
Tanzania	Lindi District Coastal Forests
Tanzania	Udzungwa Mountains
Tanzania	East Usambara Mountains
Mozambique	Mount Mabu

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Artificial/Terrestrial	Subtropical/Tropical Heavily Degraded Former Forest	suitable	resident
Forest	Subtropical/Tropical Dry	suitable	resident
Forest	Subtropical/Tropical Moist Lowland	major	resident
Forest	Subtropical/Tropical Moist Montane	major	resident
Altitude		Occasional altitudinal limits

Recommended citation
BirdLife International (2023) Species factsheet: Oriolus chlorocephalus. Downloaded from http://datazone.birdlife.org/species/factsheet/green-headed-oriole-oriolus-chlorocephalus on 24/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 24/09/2023.