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Wilson's Phalarope Steganopus tricolor
BirdLife is updating this factsheet for the 2016 Red List
Please email us with any relevant information

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 Low
Land mass type   Average mass -


  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 3,820,000 medium
Extent of Occurrence non-breeding (km2) 5,950,000 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals poor Estimated 2009
Population trend Increasing -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 5.7 - - -
Trend justification: This species has undergone a small or statistically insignificant increase over the last 40 years in North America (data from Breeding Bird Survey and/or Christmas Bird Count: Butcher and Niven 2007).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Anguilla (to UK) Vagrant Extant        
Antarctica Vagrant Extant        
Antigua and Barbuda Vagrant Extant   Yes    
Argentina Native Extant        
Australia Vagrant Extant        
Bahamas Vagrant Extant        
Barbados Native Extant   Yes Yes  
Belgium Vagrant Extant        
Belize Native Extant        
Bermuda (to UK) Vagrant Extant        
Bolivia Native Extant        
Bonaire, Sint Eustatius and Saba (to Netherlands) Vagrant Extant        
Brazil Native Extant        
Bulgaria Vagrant Extant        
Canada Native Extant Yes   Yes  
Cayman Islands (to UK) Vagrant Extant        
Chile Native Extant        
Colombia Native Extant        
Costa Rica Native Extant   Yes    
Côte d'Ivoire Vagrant Extant        
Curaçao (to Netherlands) Vagrant Extant        
Czech Republic Vagrant Extant        
Denmark Vagrant Extant        
Dominica Vagrant Extant        
Dominican Republic Vagrant Extant        
Ecuador Native Extant   Yes    
El Salvador Native Extant        
Estonia Vagrant Extant        
Falkland Islands (Malvinas) Vagrant Extant        
Finland Vagrant Extant        
France Vagrant Extant        
Germany Vagrant Extant        
Greece Vagrant Extant        
Grenada Vagrant Extant        
Guadeloupe (to France) Vagrant Extant     Yes  
Guatemala Native Extant        
Haiti Vagrant Extant        
Honduras Native Extant        
Iceland Vagrant Extant        
Ireland Vagrant Extant        
Italy Vagrant Extant        
Jamaica Native Extant   Yes Yes  
Japan Vagrant Extant        
Latvia Vagrant Extant        
Martinique (to France) Vagrant Extant        
Mexico Native Extant        
Montserrat (to UK) Vagrant Extant        
Morocco Vagrant Extant        
Namibia Vagrant Extant        
Netherlands Vagrant Extant        
New Zealand Vagrant Extant        
Nicaragua Native Extant        
Norway Vagrant Extant        
Oman Vagrant Extant     Yes  
Panama Native Extant        
Paraguay Native Extant        
Peru Native Extant        
Portugal Vagrant Extant        
Puerto Rico (to USA) Native Extant   Yes Yes  
Sint Maarten (to Netherlands) Vagrant Extant        
South Africa Vagrant Extant        
South Georgia & the South Sandwich Islands Vagrant Extant        
Spain Vagrant Extant        
Sri Lanka Unknown Extant        
St Kitts and Nevis Vagrant Extant        
St Lucia Vagrant Extant        
St Pierre and Miquelon (to France) Vagrant Extant     Yes  
St Vincent and the Grenadines Vagrant Extant        
Suriname Native Extant        
Sweden Vagrant Extant        
Trinidad and Tobago Vagrant Extant        
Turkey Vagrant Extant        
Turks and Caicos Islands (to UK) Vagrant Extant        
United Kingdom Vagrant Extant        
United States Minor Outlying Islands (to USA) Native Extant        
Uruguay Native Extant   Yes    
USA Native Extant Yes      
Venezuela Native Extant        
Virgin Islands (to UK) Native Extant   Yes Yes  
Virgin Islands (to USA) Native Extant   Yes Yes  

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Argentina Reserva de Uso Múltiple Bañados del Río Dulce y Laguna Mar Chiquita site factsheet
Chile Monumento Natural Laguna de los Cisnes site factsheet
Ecuador Ciénaga de La Segua site factsheet
Ecuador Humedales de Pacoa site factsheet
Ecuador Lagunas de Ecuasal-Salinas site factsheet
Mexico Lago de Texcoco site factsheet
Paraguay Lagunas Saladas - Riacho Yacaré site factsheet
USA Bear River Bay UT02 site factsheet
USA Farmington Bay UT04 site factsheet
USA Gilbert Bay/South Arm UT05 site factsheet
USA Ogden Bay UT03 site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Boreal suitable breeding
Grassland Temperate major breeding
Marine Intertidal Mud Flats and Salt Flats suitable non-breeding
Wetlands (inland) Permanent Saline, Brackish or Alkaline Lakes major non-breeding
Altitude 0 - 2500 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2016) Species factsheet: Steganopus tricolor. Downloaded from on 22/10/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from on 22/10/2016.

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 Scolopacidae (Sandpipers, Snipes, Phalaropes)
Species name author (Vieillot, 1819)
Population size mature individuals
Population trend Increasing
Distribution size (breeding/resident) 3,820,000 km2
Country endemic? No
Links to further information
- Summary information on this species