Black-bellied Whistling-duck Dendrocygna autumnalis


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.
SACC. 2005 and updates. A classification of the bird species of South America. Available at: #

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

Red List history
Year Category Criteria
2021 Least Concern
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 -

Estimate Data quality
Extent of Occurrence (breeding/resident) 27,000,000 km2 medium
Extent of Occurrence (non-breeding) 26,100,000 km2 medium
Severely fragmented? no -
Estimate Data quality Derivation Year of estimate
Population size 200000-2000000 mature individuals poor inferred 2011
Population trend increasing - inferred -
Generation length 4.6 years - - -

Population justification: The global population is inferred to number 200,000-2,000,000 mature individuals (Wetlands International 2020).

Trend justification: The species is increasing rapidly at an average rate of 7.4% per year (Partners in Flight 2019; Wetlands International 2020).

Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Antigua and Barbuda extant vagrant
Argentina extant native yes
Aruba (to Netherlands) extant native yes
Bahamas extant vagrant
Barbados extant native yes
Belize extant native yes
Bolivia extant native yes
Brazil extant native yes
Canada extant vagrant
Cayman Islands (to UK) extant vagrant
Chile extant vagrant
Colombia extant native yes
Costa Rica extant native yes
Cuba extant uncertain
Curaçao (to Netherlands) extant native yes
Dominica extant vagrant
Ecuador extant native yes
El Salvador extant native yes
French Guiana extant native yes
Gambia extant vagrant
Grenada extant vagrant
Guadeloupe (to France) extant vagrant
Guatemala extant native yes
Guyana extant native yes
Honduras extant native yes
Jamaica extant vagrant
Martinique (to France) extant vagrant
Mexico extant native yes yes
Montserrat (to UK) extant vagrant
Nicaragua extant native yes
Panama extant native yes
Paraguay extant native yes
Peru extant native yes
Puerto Rico (to USA) extant vagrant
St Kitts and Nevis extant vagrant
St Lucia extant vagrant
St Vincent and the Grenadines extant vagrant
Suriname extant native yes
Trinidad and Tobago extant native yes
USA extant native yes yes
Venezuela extant native yes
Virgin Islands (to USA) extant vagrant

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Nicaragua Tisma Lagoon
Belize Crooked Tree and associated wetlands
Costa Rica Palo Verde Wetlands
Mexico Marismas Nacionales

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land suitable non-breeding
Artificial/Terrestrial Arable Land suitable breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major breeding
Altitude 0 - 1500 m Occasional altitudinal limits  

Purpose Primary form used Life stage used Source Scale Level Timing
Food - human - - non-trivial recent
Pets/display animals, horticulture - - international non-trivial recent

Recommended citation
BirdLife International (2023) Species factsheet: Dendrocygna autumnalis. Downloaded from on 29/11/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 29/11/2023.