LC
Grey-winged Akalat Sheppardia polioptera



Taxonomy

Taxonomic note
Sheppardia polioptera (del Hoyo and Collar 2016) was previously listed as Cossypha polioptera.

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.

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 -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 7,290,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend decreasing - suspected -
Generation length 5.4 years - - -

Population justification: The global population size has not been quantified, but the species is reported to be locally common but generally scarce (Keith et al. 1992).

Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction and fragmentation.


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Angola extant native yes
Burundi extant native yes
Cameroon extant native yes
Central African Republic extant native yes
Congo, The Democratic Republic of the extant native yes
Côte d'Ivoire extant native yes
Guinea extant native yes
Kenya extant native yes
Liberia extant native yes
Nigeria extant native yes
Rwanda extant native yes
Sierra Leone extant native yes
South Sudan extant native yes
Sudan extant native yes
Tanzania extant native yes
Uganda extant native yes
Zambia extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Lowland major resident
Altitude   Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Sheppardia polioptera. Downloaded from https://datazone.birdlife.org/species/factsheet/grey-winged-akalat-sheppardia-polioptera on 22/02/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org on 22/02/2024.