LC
White-browed Ground-tyrant Muscisaxicola albilora



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 does not normally occur in forest
Land-mass type Average mass -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 990,000 km2 medium
Extent of Occurrence (non-breeding) 2,400,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend stable - suspected -
Generation length 2.8 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
Chile extant native
Colombia extant native
Ecuador extant native
Falkland Islands (Malvinas) extant native
Peru extant native

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Argentina Aluminé-Moquehue
Argentina Parque Nacional Lanín
Argentina Parque Nacional Los Glaciares y adyacencias (Estancias El Sosiego, La Soledad y Anita)
Argentina Parque Nacional Perito Moreno y Reserva Provincial San Lorenzo
Argentina Reserva Provincial Lagunas de Epulaufquen
Chile La Tapera
Chile Península Antonio Varas

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Pastureland suitable breeding
Grassland Subtropical/Tropical High Altitude major non-breeding
Grassland Subtropical/Tropical High Altitude major breeding
Grassland Temperate major breeding
Rocky areas (eg. inland cliffs, mountain peaks) suitable breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Altitude 1500 - 2500 m Occasional altitudinal limits (max) 4000 m

Recommended citation
BirdLife International (2024) Species factsheet: White-browed Ground-tyrant Muscisaxicola albilora. Downloaded from https://datazone.birdlife.org/species/factsheet/white-browed-ground-tyrant-muscisaxicola-albilora 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.