LC
Swainson's Flycatcher Myiarchus swainsoni



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and 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
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 25 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 14,000,000 km2 medium
Extent of Occurrence (non-breeding) 9,400,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend stable - suspected -
Generation length 3.15 years - - -

Population justification: The global population size has not been quantified, but this species is described as 'fairly common' (Stotz et al. 1996). This population is suspected to be stable in the absence of evidence for any declines or substantial threats.

Trend justification: This population is suspected to be stable in the absence of evidence for any declines or substantial threats.


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Argentina extant native
Bolivia extant native
Brazil extant native
Colombia extant native
Ecuador extant native
French Guiana extant native
Guyana extant native
Paraguay extant native
Peru extant native
Suriname extant native
Trinidad and Tobago extant native
Uruguay extant native yes
Venezuela extant native

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable non-breeding
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable breeding
Artificial/Terrestrial Urban Areas suitable non-breeding
Artificial/Terrestrial Urban Areas suitable breeding
Forest Subtropical/Tropical Dry suitable non-breeding
Forest Subtropical/Tropical Dry suitable breeding
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable non-breeding
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable breeding
Forest Subtropical/Tropical Moist Lowland suitable non-breeding
Forest Subtropical/Tropical Moist Lowland suitable breeding
Forest Subtropical/Tropical Moist Montane suitable non-breeding
Forest Subtropical/Tropical Moist Montane suitable breeding
Savanna Dry major non-breeding
Savanna Dry major breeding
Savanna Moist suitable non-breeding
Shrubland Subtropical/Tropical Dry suitable non-breeding
Shrubland Subtropical/Tropical Dry suitable breeding
Shrubland Subtropical/Tropical Moist suitable non-breeding
Shrubland Subtropical/Tropical Moist suitable breeding
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable non-breeding
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable breeding
Altitude 0 - 2600 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Swainson's Flycatcher Myiarchus swainsoni. Downloaded from https://datazone.birdlife.org/species/factsheet/swainsons-flycatcher-myiarchus-swainsoni on 22/12/2024.
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 22/12/2024.