LC
African Grey Hornbill Lophoceros nasutus



Taxonomy

Taxonomic note
Lophoceros nasutus (del Hoyo and Collar 2014) was previously placed in the genus Tockus.

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. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.

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 -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 23,500,000
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) 10.2 - - -

Population justification: The global population size has not been quantified, but the species is reported to be widespread and common (del Hoyo et al. 2001).

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
Angola N Extant Yes
Benin N Extant Yes
Botswana N Extant Yes
Burkina Faso N Extant Yes
Burundi 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
Egypt V Extant Yes
Eritrea N Extant Yes
Ethiopia N Extant Yes
Gambia N Extant Yes
Ghana N Extant Yes
Guinea N Extant Yes
Guinea-Bissau N Extant Yes
Kenya N Extant Yes
Liberia N Extant Yes
Malawi N Extant Yes
Mali N Extant Yes
Mauritania N Extant Yes
Mozambique N Extant Yes
Namibia N Extant Yes
Niger N Extant Yes
Nigeria N Extant Yes
Rwanda N Extant Yes
Saudi Arabia N Extant Yes
Senegal N Extant Yes
Sierra Leone N Extant Yes
Somalia N Extant Yes
South Africa N Extant Yes
South Sudan N Extant Yes
Sudan N Extant
Swaziland N Extant Yes
Tanzania N Extant Yes
Togo N Extant Yes
Uganda N Extant Yes
Yemen N Extant Yes
Zambia N Extant Yes
Zimbabwe N Extant Yes

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

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry major resident
Forest Subtropical/Tropical Moist Lowland suitable resident
Grassland Subtropical/Tropical Dry suitable resident
Savanna Dry major resident
Altitude 0 - 1500 m Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Pets Whole Adults and juveniles Wild Non-trivial Recent
Pets Whole Adults and juveniles Wild International Non-trivial Recent

Recommended citation
BirdLife International (2018) Species factsheet: Lophoceros nasutus. Downloaded from http://www.birdlife.org on 14/11/2018. Recommended citation for factsheets for more than one species: BirdLife International (2018) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 14/11/2018.