• Summary
• Text account
• Data table and detailed info
• Distribution map
• Reference and further resources

Taxonomic note
Spatula versicolor (del Hoyo and Collar 2014) was previously placed in the genus Anas.

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: https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm.

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2024	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

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)	5,420,000 km2	medium
Extent of Occurrence (non-breeding)	3,780,000 km2	medium
Severely fragmented?	no	-

	Estimate	Data quality	Derivation	Year of estimate
Population size	34900-136000 mature individuals	poor	estimated	2023
Population trend	stable	-	suspected	-
Generation length	3.3 years	-	-	-

Population justification: The global population size is estimated at 52,400-204,500 individuals (Wetlands International 2023), which equates to 34,900-136,000 mature individuals. The overall population trend is considered to be stable over 10 years (Wetlands International 2023).

Trend justification:   .

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor	Passage migrant
Argentina	extant	native
Bolivia	extant	native
Brazil	extant	native
Chile	extant	native
Falkland Islands (Malvinas)	extant	native
Paraguay	extant	native
South Georgia & the South Sandwich Islands	extant	uncertain
Uruguay	extant	native		yes

Country/Territory	IBA Name

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
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
Altitude	0 - 4600 m	Occasional altitudinal limits

Purpose	Scale
Food - human	subsistence, national
Pets/display animals, horticulture	international

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Recommended citation
BirdLife International (2024) Species factsheet: Silver Teal Spatula versicolor. Downloaded from https://datazone.birdlife.org/species/factsheet/silver-teal-spatula-versicolor on 26/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 26/12/2024.