Yellow-billed Teal (Anas flavirostris) | Details

Yellow-billed Teal Anas flavirostris

Current view: Data table and detailed info

Taxonomy

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.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2024	Least Concern
2016	Least Concern
2013	Least Concern
2012	Least Concern
2010	Least Concern
2008	Not Recognised
2004	Not Recognised
2000	Not Recognised
1994	Not Recognised
1988	Not Recognised

Species attributes

Migratory status	full migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	12,200,000 km²
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	695000-755000 mature individuals	-	-	2023
Population trend	stable	-	estimated	-
Generation length	3.45 years	-	-	-

Population justification: The global population size is estimated at 1,043,000-1,133,001 individuals (Wetlands International 2023), which equates to 695,000-755,000 mature individuals. The overall population trend is considered to be stable over three generations (10.35 years) (Wetlands International 2023).

Trend justification: .

Country/territory distribution

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

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Wetlands (inland)	Bogs, Marshes, Swamps, Fens, Peatlands	major	resident
Wetlands (inland)	Permanent Freshwater Marshes/Pools (under 8ha)	suitable	resident
Wetlands (inland)	Permanent Rivers/Streams/Creeks (includes waterfalls)	suitable	resident
Altitude	0 - 4800 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Yellow-billed Teal Anas flavirostris. Downloaded from https://datazone.birdlife.org/species/factsheet/yellow-billed-teal-anas-flavirostris on 18/12/2024.
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 18/12/2024.