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LC
Fulvous Whistling-duck Dendrocygna bicolor

IUCN Red List history

Year Category
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 -

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 18,700,000 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals poor Estimated 2009
Population trend Decreasing -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 5.3 - - -
Population justification: The population is estimated to number 1,300,000-1,500,000 individuals.
Trend justification: The overall population trend is decreasing, although some populations have unknown trends (Wetlands International 2006), and in North America the trend is increasing (based on BBS/CBC data: Butcher and Niven 2007).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Angola Native Extant        
Antigua and Barbuda Native Extant        
Argentina Native Extant        
Aruba (to Netherlands) Native Extant        
Bahamas Native Extant        
Bangladesh Native Extant   Yes    
Barbados Native Extant        
Belize Native Extant        
Benin Native Extant        
Bermuda (to UK) Vagrant Extant        
Bhutan Vagrant Extant        
Bolivia Native Extant        
Bonaire, Sint Eustatius and Saba (to Netherlands) Native Extant        
Botswana Native Extant        
Brazil Native Extant        
Burkina Faso Native Extant        
Burundi Native Extant        
Cameroon Native Extant        
Canada Native Extant        
Cayman Islands (to UK) Native Extant        
Central African Republic Native Extant        
Chad Native Extant        
Chile Native Extant        
Colombia Native Extant        
Congo Native Extant Yes      
Congo, The Democratic Republic of the Native Extant        
Costa Rica Native Extant        
Côte d'Ivoire Native Extant        
Cuba Native Extant        
Curaçao (to Netherlands) Native Extant        
Dominica Native Extant        
Dominican Republic Native Extant        
Ecuador Native Extant        
El Salvador Native Extant        
Eritrea Native Extant        
Ethiopia Native Extant        
France Vagrant Extant        
French Guiana Native Extant        
Gabon Native Extant        
Gambia Native Extant        
Ghana Native Extant        
Grenada Vagrant Extant        
Guadeloupe (to France) Native Extant        
Guatemala Native Extant        
Guinea Native Extant        
Guinea-Bissau Native Extant        
Guyana Native Extant        
Haiti Native Extant        
Honduras Native Extant        
India Native Extant        
Israel Vagrant Extant        
Jamaica Vagrant Extant        
Kenya Native Extant        
Lesotho Native Extant        
Madagascar Native Extant        
Malawi Native Extant        
Mali Native Extant        
Martinique (to France) Native Extant        
Mauritania Native Extant        
Mexico Native Extant        
Montserrat (to UK) Native Extant        
Morocco Vagrant Extant        
Mozambique Native Extant        
Myanmar Native Extant        
Namibia Native Extant        
Nepal Native Extant        
Niger Native Extant        
Nigeria Native Extant        
Oman Vagrant Extant   Yes    
Pakistan Native Extant        
Panama Native Extant        
Paraguay Native Extant        
Peru Native Extant        
Portugal Vagrant Extant        
Puerto Rico (to USA) Native Extant        
Rwanda Native Extant        
Senegal Native Extant        
Sierra Leone Vagrant Extant        
Sint Maarten (to Netherlands) Native Extant        
Somalia Vagrant Extant        
South Africa Native Extant        
South Sudan Native Extant Yes      
Spain Vagrant Extant        
Sri Lanka Vagrant Extant        
St Kitts and Nevis Native Extant        
St Lucia Native Extant        
St Vincent and the Grenadines Native Extant        
Sudan Native Extant        
Suriname Native Extant        
Swaziland Native Extant        
Tanzania Native Extant        
Togo Native Extant        
Trinidad and Tobago Native Extant        
Turks and Caicos Islands (to UK) Native Extant        
Uganda Native Extant        
Uruguay Native Extant Yes      
USA Native Extant Yes      
Venezuela Native Extant Yes      
Virgin Islands (to UK) Vagrant Extant        
Virgin Islands (to USA) Vagrant Extant        
Yemen Vagrant Extant   Yes    
Zambia Native Extant Yes      
Zimbabwe Native Extant        

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Bangladesh Aila Beel site factsheet
Bangladesh Hail Haor site factsheet
Bangladesh Tanguar Haor and Panabeel site factsheet
Botswana Okavango Delta site factsheet
Chad Lake Chad site factsheet
Chad Lake Fitri site factsheet
Colombia Haciendas Ganaderas del Norte del Cauca site factsheet
Ecuador Ciénaga de La Segua site factsheet
Ecuador Ciénagas de Guayaquil site factsheet
El Salvador Cerrón Grande site factsheet
Ghana Keta Lagoon Ramsar Site site factsheet
India Farakka Barrage and adjoining area site factsheet
India Mangal Jodi site factsheet
Malawi Lake Chilwa and flood-plain site factsheet
Mali Lac Débo - Lac Oualado Débo site factsheet
Mali Lac Faguibine site factsheet
Mali Lac Horo site factsheet
Mauritania Lac d'Aleg site factsheet
Niger Lassouri - Karandi wetlands site factsheet
Nigeria Hadejia-Nguru wetlands site factsheet
South Sudan Sudd (Bahr-el-Jebel system) site factsheet
Tanzania Nyumba ya Mungu reservoir site factsheet
Uganda Kibimba Rice Scheme site factsheet
Zambia Kafue Flats site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land major breeding
Artificial/Terrestrial Arable Land major non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable non-breeding
Altitude 0 - 1000 m Occasional altitudinal limits  

Threats & impact

Threat (level 1) Threat (level 2) Impact and Stresses
Agriculture & aquaculture Marine & freshwater aquaculture / Scale Unknown/Unrecorded Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Ecosystem degradation, Ecosystem conversion
Biological resource use Hunting & trapping terrestrial animals / Intentional use (species is the target) Timing Scope Severity Impact
Ongoing Minority (<50%) Slow, Significant Decline Low Impact: 5
Stresses
Species mortality
Biological resource use Hunting & trapping terrestrial animals / Persecution/control Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Species mortality
Biological resource use Hunting & trapping terrestrial animals / Unintentional effects (species is not the target) Timing Scope Severity Impact
Ongoing Minority (<50%) No decline Low Impact: 4
Stresses
Species mortality
Invasive and other problematic species, genes & diseases Invasive non-native/alien species/diseases / Water Hyacinth (Eichhornia crassipes) Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Ecosystem degradation
Invasive and other problematic species, genes & diseases Viral/prion-induced diseases / Avian Botulism (Clostridium botulinum) Timing Scope Severity Impact
Future Minority (<50%) Rapid Declines Low Impact: 4
Stresses
Species mortality
Pollution Agricultural & forestry effluents / Herbicides and pesticides Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Reduced reproductive success, Species mortality
Pollution Agricultural & forestry effluents / Soil erosion, sedimentation Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Ecosystem degradation
Transportation & service corridors Utility & service lines Timing Scope Severity Impact
Ongoing Minority (<50%) No decline Low Impact: 4
Stresses
Species mortality

Utilisation

Purpose Primary form used Life stage used Source Scale Level Timing
Pets Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent
Food (human) Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent
Pets Whole Adults and juveniles Wild International Non-trivial Recent
Handicrafts, jewellery, decorations, curios Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent

Recommended citation
BirdLife International (2014) Species factsheet: Dendrocygna bicolor. Downloaded from http://www.birdlife.org on 21/11/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 21/11/2014.

This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.

To provide new information to update this factsheet or to correct any errors, please email BirdLife

To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.

Key facts
Current IUCN Red List category Least Concern
Family Anatidae (Ducks, Geese, Swans)
Species name author (Vieillot, 1816)
Population size mature individuals
Population trend Decreasing
Distribution size (breeding/resident) 18,700,000 km2
Country endemic? No
Links to further information
- Summary information on this species
- Projected distributions under climate change