Taxonomic note
Cyanograucalus azureus (del Hoyo and Collar 2016) was previously listed as Coracina azurea.
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.
Critically Endangered | Endangered | Vulnerable |
---|---|---|
- | - | - |
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 |
Migratory status | not a migrant | Forest dependency | Medium |
Land mass type | Average mass | 46 g |
Estimate | Data quality | |
---|---|---|
Extent of Occurrence breeding/resident (km2) | 4,290,000 | medium |
Number of locations | - | |
Severely Fragmented | - |
Value | Data quality | Derivation | Year of estimate | |
---|---|---|---|---|
No. of mature individuals | unknown | not applicable | not applicable | 0 |
Population trend | Decreasing | 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 | - | - | - | |
Percentage in largest subpopulation | - | - | - | |
Generation length (yrs) | 4.6 | - | - | - |
Population justification: The global population size has not been quantified, but the species is reported to be locally frequent to common (Keith et al. 1992).
Trend justification: This population is suspected to be in decline owing to habitat destruction (del Hoyo et al. 2005).
Country/Territory | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
---|---|---|---|---|---|---|
Angola | N | Extant | Yes | |||
Burkina Faso | N | Extant | ||||
Cameroon | N | Extant | Yes | |||
Central African Republic | N | Extant | Yes | |||
Congo | N | Extant | Yes | |||
Congo, The Democratic Republic of the | N | Extant | Yes | |||
Côte d'Ivoire | N | Extant | Yes | |||
Equatorial Guinea | N | Extant | Yes | |||
Gabon | N | Extant | Yes | |||
Ghana | N | Extant | Yes | |||
Guinea | N | Extant | Yes | |||
Liberia | N | Extant | Yes | |||
Nigeria | N | Extant | Yes | |||
Sierra Leone | N | Extant | Yes | |||
Togo | N | Extant | Yes | |||
Uganda | N | Extant | Yes |
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 |
Savanna | Dry | suitable | resident |
Altitude | Occasional altitudinal limits |
Recommended citation
BirdLife International (2022) Species factsheet: Cyanograucalus azureus. Downloaded from
http://www.birdlife.org on 26/06/2022.
Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 26/06/2022.