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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 Extinct Breeding Non-breeding Passage
Angola Native No      
Antigua and Barbuda Native No      
Argentina Native No      
Aruba (to Netherlands) Native No      
Bahamas Native No      
Bangladesh Native No   Yes  
Barbados Native No      
Belize Native No      
Benin Native No      
Bermuda (to UK) Vagrant No      
Bhutan Vagrant No      
Bolivia Native No      
Bonaire, Sint Eustatius and Saba (to Netherlands) Native No      
Botswana Native No      
Brazil Native No      
Burkina Faso Native No      
Burundi Native No      
Cameroon Native No      
Canada Native No      
Cayman Islands (to UK) Native No      
Côte d'Ivoire Native No      
Central African Republic Native No      
Chad Native No      
Chile Native No      
Colombia Native No      
Congo Native No Yes    
Congo, The Democratic Republic of the Native No      
Costa Rica Native No      
Cuba Native No      
Curaçao (to Netherlands) Native No      
Dominica Native No      
Dominican Republic Native No      
Ecuador Native No      
El Salvador Native No      
Eritrea Native No      
Ethiopia Native No      
France Vagrant No      
French Guiana Native No      
Gabon Native No      
Gambia Native No      
Ghana Native No      
Grenada Vagrant No      
Guadeloupe (to France) Native No      
Guatemala Native No      
Guinea Native No      
Guinea-Bissau Native No      
Guyana Native No      
Haiti Native No      
Honduras Native No      
India Native No      
Israel Vagrant No      
Jamaica Vagrant No      
Kenya Native No      
Lesotho Native No      
Madagascar Native No      
Malawi Native No      
Mali Native No      
Martinique (to France) Native No      
Mauritania Native No      
Mexico Native No      
Montserrat (to UK) Native No      
Morocco Vagrant No      
Mozambique Native No      
Myanmar Native No      
Namibia Native No      
Nepal Native No      
Niger Native No      
Nigeria Native No      
Oman Vagrant No   Yes  
Pakistan Native No      
Panama Native No      
Paraguay Native No      
Peru Native No      
Portugal Vagrant No      
Puerto Rico (to USA) Native No      
Rwanda Native No      
Senegal Native No      
Sierra Leone Vagrant No      
Sint Maarten (to Netherlands) Native No      
Somalia Vagrant No      
South Africa Native No      
South Sudan Native No Yes    
Spain Vagrant No      
Sri Lanka Vagrant No      
St Kitts and Nevis Native No      
St Lucia Native No      
St Vincent and the Grenadines Native No      
Sudan Native No      
Suriname Native No      
Swaziland Native No      
Tanzania Native No      
Togo Native No      
Trinidad and Tobago Native No      
Turks and Caicos Islands (to UK) Native No      
Uganda Native No      
Uruguay Native No Yes    
USA Native No Yes    
Venezuela Native No Yes    
Virgin Islands (to UK) Vagrant No      
Virgin Islands (to USA) Vagrant No      
Yemen Vagrant No   Yes  
Zambia Native No Yes    
Zimbabwe Native No      

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 non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable breeding
Altitude 0 - 1000 m Occasional altitudinal limits  

Threats & impact

Threat (level 1) Threat (level 2) Impact and Stresses
Agriculture & Aquaculture Annual & perennial non-timber crops / Scale Unknown/Unrecorded Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Ecosystem degradation, Ecosystem conversion
Transportation & service corridors Utility & service lines Timing Scope Severity Impact
Ongoing Minority (<50%) No decline Low Impact: 4
Stresses
Species mortality
Biological resource use Fishing & harvesting aquatic resources / Persecution/control Timing Scope Severity Impact
Ongoing Minority (<50%) Negligible declines Low Impact: 4
Stresses
Species mortality
Biological resource use Gathering terrestrial plants / Unintentional effects (species is not the target) Timing Scope Severity Impact
Ongoing Minority (<50%) No decline Low Impact: 4
Stresses
Species mortality
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
Invasive non-native/alien species/diseases Invasive non-native/alien species/diseases / Avian Botulism (Clostridium botulinum) Timing Scope Severity Impact
Future Minority (<50%) Rapid Declines Low Impact: 4
Stresses
Species mortality
Invasive non-native/alien species/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, Ecosystem conversion
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, Ecosystem conversion

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
Handicrafts, jewellery, decorations, curios Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent
Pets Whole Adults and juveniles Wild International Non-trivial Recent

Recommended citation
BirdLife International (2013) Species factsheet: Dendrocygna bicolor. Downloaded from http://www.birdlife.org on 20/06/2013. Recommended citation for factsheets for more than one species: BirdLife International (2013) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 20/06/2013.

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 and 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
- Climate change species distributions