LC
Black-backed Bush Tanager Urothraupis stolzmanni



Taxonomy

Taxonomic note

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. 2006. A classification of the bird species of South America. Available at: https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm.
SACC. 2006. 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
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 medium
Land-mass type Average mass -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 75,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend stable - suspected -
Generation length 3.8 years - - -

Population justification: The global population size has not been quantified, but this species is described as 'fairly common' (Stotz et al. (1996).

Trend justification: The 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
Colombia extant native yes
Ecuador extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Colombia Alto Quindío
Colombia Bosques del Oriente de Risaralda
Colombia Cuenca del Río Toche
Colombia Finca Paraguay
Colombia Lagunas Bombona y Vancouver
Colombia Puracé Natural National Park
Colombia Reserva Hidrográfica, Forestal y Parque Ecológico de Río Blanco
Colombia Reserva Natural Ibanasca
Colombia Reserva Natural Semillas de Agua
Colombia Reservas Comunitarias de Roncesvalles
Ecuador Estación Biológica Guandera-Cerro Mongus
Ecuador Manteles - El Triunfo - Sucre
Ecuador Montañas de Zapote-Najda
Ecuador Parque Nacional Cayambe-Coca
Ecuador Parque Nacional Llanganates
Ecuador Parque Nacional Sangay

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Montane major resident
Shrubland Subtropical/Tropical High Altitude major resident
Altitude 3000 - 3600 m Occasional altitudinal limits (max) 4000 m

Recommended citation
BirdLife International (2024) Species factsheet: Black-backed Bush Tanager Urothraupis stolzmanni. Downloaded from https://datazone.birdlife.org/species/factsheet/black-backed-bush-tanager-urothraupis-stolzmanni on 23/12/2024.
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 23/12/2024.