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LC
Allen's Hummingbird Selasphorus sasin

IUCN Red List history

Year Category
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 Medium
Land mass type   Average mass -

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 31,400 medium
Extent of Occurrence non-breeding (km2) 42,400 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals poor Estimated 2009
Population trend Decreasing -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 4.7 - - -
Trend justification: This species has undergone a small or statistically insignificant decrease over the last 40 years in North America (data from Breeding Bird Survey and/or Christmas Bird Count: Butcher and Niven 2007).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Canada Vagrant Extant        
Mexico Native Extant        
USA Native Extant Yes      

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry major breeding
Forest Subtropical/Tropical Dry major non-breeding
Forest Temperate suitable breeding
Shrubland Subtropical/Tropical Dry major breeding
Shrubland Subtropical/Tropical Dry major non-breeding
Shrubland Subtropical/Tropical Moist suitable breeding
Shrubland Subtropical/Tropical Moist suitable non-breeding
Shrubland Temperate major breeding
Altitude 0 - 0 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2014) Species factsheet: Selasphorus sasin. Downloaded from http://www.birdlife.org on 03/09/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 03/09/2014.

This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.

To provide new information to update this factsheet or to correct any errors, please email BirdLife

To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.

Key facts
Current IUCN Red List category Least Concern
Family Trochilidae (Hummingbirds)
Species name author (Lesson, 1829)
Population size mature individuals
Population trend Decreasing
Distribution size (breeding/resident) 31,400 km2
Country endemic? Yes
Links to further information
- Summary information on this species