Data Zone
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.
| Critically Endangered | Endangered | Vulnerable |
|---|---|---|
| - | - | - |
| 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 |
| Migratory status | not a migrant | Forest dependency | High |
| Land mass type | Average mass | 55 g |
| Estimate | Data quality | |
|---|---|---|
| Extent of Occurrence breeding/resident (km2) | 6,840,000 | 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 | inferred | - | |
| 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) | 8.5 | - | - | - |
Population justification: The global population size has not been quantified, but the species is reported to be locally not uncommon to rare (del Hoyo et al. 2002).
Trend justification:
The species is tentatively assessed as being in decline due to habitat loss per Tracewski et al. (2016).
| Country/Territory | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
|---|---|---|---|---|---|---|
| Angola | N | Extant | Yes | |||
| Benin | N | Extant | Yes | |||
| 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 | |||
| Kenya | N | Extant | Yes | |||
| Liberia | N | Extant | Yes | |||
| Mali | N | Extant | Yes | |||
| Nigeria | N | Extant | Yes | |||
| Senegal | N | Extant | Yes | |||
| Sierra Leone | N | Extant | Yes | |||
| South Sudan | N | Extant | Yes | |||
| Sudan | N | Extant | Yes | |||
| Tanzania | N | Extant | Yes | |||
| Togo | N | Extant | Yes | |||
| Uganda | N | Extant | Yes |
| Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
|---|---|---|---|
| Forest | Subtropical/Tropical Moist Lowland | major | resident |
| Forest | Subtropical/Tropical Moist Montane | suitable | resident |
| Altitude | 0 - 1800 m | Occasional altitudinal limits |
Recommended citation
BirdLife International (2023) Species factsheet: Tricholaema hirsuta. Downloaded from
http://www.birdlife.org on 02/04/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 02/04/2023.
