LC
Rusty Sparrow Aimophila rufescens



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.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2020 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 34 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 2,040,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size 500000-4999999 mature individuals poor estimated 2019
Population trend stable - suspected -
Generation length 2.7 years - - -

Population justification: The global population is estimated to number 500,000-4,999,999 mature individuals (Partners in Flight 2019).

Trend justification: The population is thought to be stable (Partners in Flight 2019).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Belize extant native yes
Costa Rica extant native yes
El Salvador extant native yes
Guatemala extant native yes
Honduras extant native yes
Mexico extant native yes
Nicaragua extant native yes

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

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry suitable resident
Forest Subtropical/Tropical Moist Montane suitable resident
Grassland Subtropical/Tropical Dry suitable resident
Shrubland Subtropical/Tropical Dry suitable resident
Altitude 600 - 2700 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Rusty Sparrow Aimophila rufescens. Downloaded from https://datazone.birdlife.org/species/factsheet/rusty-sparrow-aimophila-rufescens on 26/12/2024.
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 26/12/2024.