LC
Blue-grey Tanager Tangara episcopus



Taxonomy

Taxonomic note

Tangara episcopus (del Hoyo and Collar 2016) was previously placed in the genus Thraupis following AOU (1998 & supplements); Sibley & Monroe (1990, 1993); Stotz et al. (1996).

 

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: #http://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
2021 Least Concern
2018 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 not a migrant Forest dependency low
Land-mass type Average mass -
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 13,100,000 medium
Severely fragmented? no -
Population and trend
Value Data quality Derivation Year of estimate
Number of mature individuals 50000000 poor estimated 2016
Population trend increasing suspected -
Generation length (years) 4.3 - - -

Population justification: The global population is estimated to number over 50 million mature individuals (Partners in Flight 2019).

Trend justification: The species is undergoing a large, significant increase (Partners in Flight 2019).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding Non-breeding Passage
Belize extant native yes
Bolivia extant native yes
Brazil extant native yes
Colombia extant native yes
Costa Rica extant native yes
Ecuador extant native yes
El Salvador extant native yes
French Guiana extant native yes
Guatemala extant native yes
Guyana extant native yes
Honduras extant native yes
Mexico extant native yes
Nicaragua extant native yes
Panama extant native yes
Peru extant native yes
Suriname extant native yes
Trinidad and Tobago extant native yes
Venezuela extant native yes

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

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Plantations suitable resident
Artificial/Terrestrial Rural Gardens suitable resident
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Forest Subtropical/Tropical Moist Lowland suitable resident
Savanna Dry suitable resident
Shrubland Subtropical/Tropical Moist suitable resident
Altitude 0 - 2600 m Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Pets/display animals, horticulture - - international non-trivial recent

Recommended citation
BirdLife International (2023) Species factsheet: Tangara episcopus. Downloaded from http://datazone.birdlife.org/species/factsheet/blue-grey-tanager-tangara-episcopus on 29/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 29/09/2023.