LC
African Openbill Anastomus lamelligerus



Taxonomy

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.

IUCN Red list criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
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
Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 22,800,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals poor estimated 2009
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) 12.3 - - -

Population justification: The population is estimated to number 300,000-500,000 individuals in total.

Trend justification: The population is considered to be stable (Wetlands International 2018).


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Angola N Extant
Benin N Extant
Botswana N Extant
Burkina Faso N Extant
Burundi N Extant
Cameroon N Extant
Central African Republic N Extant
Chad N Extant
Congo N Extant
Congo, The Democratic Republic of the N Extant
Côte d'Ivoire N Extant
Equatorial Guinea V Extant
Eritrea N Extant
Eswatini N Extant
Ethiopia N Extant
Gabon N Extant
Ghana N Extant
Kenya N Extant
Liberia N Extant
Madagascar N Extant
Malawi N Extant
Mali N Extant
Mauritania V Extant
Mozambique N Extant
Namibia N Extant
Niger N Extant
Nigeria N Extant
Rwanda N Extant
Senegal N Extant
Sierra Leone N Extant
Somalia N Extant
South Africa N Extant
South Sudan N Extant Yes
Sudan N Extant
Tanzania N Extant Yes
Togo N Extant
Uganda N Extant
Zambia N Extant Yes
Zimbabwe N Extant

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Benin Lake Nokoué
Botswana Linyanti swamp/Chobe river
Botswana Okavango Delta
Cameroon Kalamaloué National Park
Ethiopia Baro river
Ethiopia Lake Chew Bahir
Kenya Tana River Delta
Mozambique Zambezi River Delta
South Sudan Sudd (Bahr-el-Jebel system)
Tanzania Ugalla River Game Reserve
Tanzania Wembere steppe
Zambia Barotse Floodplains
Zambia Kafue Flats
Zambia Kafue National Park
Zambia Bangweulu Swamps
Zambia Mweru Wantipa National Park
South Africa Ndumo Game Reserve

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Aquatic & Marine Artificial/Aquatic - Irrigated Land (includes irrigation channels) suitable non-breeding
Artificial/Aquatic & Marine Artificial/Aquatic - Irrigated Land (includes irrigation channels) suitable breeding
Grassland Subtropical/Tropical Seasonally Wet/Flooded suitable non-breeding
Grassland Subtropical/Tropical Seasonally Wet/Flooded suitable breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Wetlands (inland) Permanent Inland Deltas suitable non-breeding
Wetlands (inland) Permanent Inland Deltas suitable breeding
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable non-breeding
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable breeding
Altitude   Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Other household goods - - Non-trivial Recent
Pets/display animals, horticulture - - Non-trivial Recent

Recommended citation
BirdLife International (2020) Species factsheet: Anastomus lamelligerus. Downloaded from http://www.birdlife.org on 10/07/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 10/07/2020.