LC
Oriole Warbler Hypergerus atriceps



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 30 g
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 3,620,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals unknown not applicable not applicable 0
Population trend Stable suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Largest subpopulations - - -
Generation length (yrs) 4.3 - - -

Population justification: The global population size has not been quantified, but the species is reported to be rare to common (Urban et al. 1997).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Benin N Extant Yes
Burkina Faso N Extant Yes
Cameroon N Extant Yes
Central African Republic N Extant Yes
Chad N Extant Yes
Congo, The Democratic Republic of the N Extant Yes
Côte d'Ivoire N Extant Yes
Gambia N Extant Yes
Ghana N Extant Yes
Guinea N Extant Yes
Guinea-Bissau N Extant Yes
Liberia U Extant Yes
Mali N Extant Yes
Niger N Extant Yes
Nigeria N Extant Yes
Senegal N Extant Yes
Sierra Leone N Extant Yes
Togo N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Burkina Faso Ouagadougou forest
Burkina Faso Mare aux Hippopotames
Burkina Faso Arli - W - Singou complex
Burkina Faso Bérégadougou hill
Benin W du Bénin National Park
Central African Republic Manovo - Gounda - St Floris National Park complex
Central African Republic Bamingui-Bangoran National Park complex
Central African Republic Bozoum
Côte d'Ivoire Comoe National Park
Côte d'Ivoire Sangbe Mountain National Park
Côte d'Ivoire Marahoue National Park
Cameroon Bénoué National Park
Cameroon Faro National Park
Cameroon Ngaoundaba Ranch
Cameroon Mount Mbam
Cameroon Mbam Djerem National Park
Ghana Bui National Park
Ghana Mole National Park
Ghana Shai Hills Resource Reserve
Gambia Prufu - Darsilami area
Guinea Chutes de la Sala
Guinea Balandougou
Guinea Mafou
Guinea Kabitaï
Guinea-Bissau Dulombi
Guinea-Bissau Lagoas de Cufada
Guinea-Bissau Cantanhez forests
Mali Boucle du Baoulé
Niger 'W' National Park
Nigeria Obudu Plateau
Nigeria Gashaka-Gumti National Park
Nigeria Ngel-Nyaki Forest Reserve
Nigeria IITA Forest Reserve, Ibadan
Nigeria Lower Kaduna - Middle Niger flood-plain
Nigeria Yankari Game Reserve
Nigeria Kainji Lake National Park
Nigeria Amurum woodlands (Taboru)
Nigeria Kamuku National Park
Nigeria Assop Falls and hills
Nigeria Sunvit Farm
Sierra Leone Loma Mountains Non-hunting Forest Reserve
Senegal Parc National de Basse Casamance
Senegal Parc National du Niokolo-Koba
Togo Oti Valley Faunal Reserve
Togo Kéran National Park
Ghana Gbele Resource Reserve
Ghana Kyabobo National Park

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Plantations suitable resident
Forest Subtropical/Tropical Dry suitable resident
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable resident
Forest Subtropical/Tropical Moist Lowland major resident
Shrubland Subtropical/Tropical Moist suitable resident
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable resident
Altitude   Occasional altitudinal limits  

Recommended citation
BirdLife International (2020) Species factsheet: Hypergerus atriceps. Downloaded from http://www.birdlife.org on 28/11/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 28/11/2020.