LC
Grasshopper Sparrow Ammodramus savannarum



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: #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
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 full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass 17.11739158630371 g
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 17,700,000 medium
Extent of Occurrence non-breeding (km2) 11,500,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals poor estimated 2009
Population trend Decreasing estimated -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Largest subpopulations - - -
Generation length (yrs) 3.9 - - -

Trend justification: This species has undergone a large and statistically significant decrease over the last 40 years in North America (-64.8% decline over 40 years, equating to a -23% decline per decade; data from Breeding Bird Survey and/or Christmas Bird Count: Butcher and.


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Bahamas N Extant
Belize N Extant
Canada N Extant Yes
Cayman Islands (to UK) N Extant
Colombia N Extant
Costa Rica N Extant Yes
Cuba N Extant
Dominican Republic N Extant
Ecuador N Extant
El Salvador N Extant
Guatemala N Extant
Haiti N Extant
Honduras N Extant
Jamaica N Extant Yes
Mexico N Extant
Nicaragua N Extant Yes
Panama N Extant
Puerto Rico (to USA) N Extant Yes
St Pierre and Miquelon (to France) V Extant Yes
Turks and Caicos Islands (to UK) N Extant
USA N Extant Yes

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

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Pastureland suitable breeding
Grassland Subtropical/Tropical Dry suitable breeding
Grassland Temperate suitable breeding
Shrubland Subtropical/Tropical Dry suitable breeding
Shrubland Temperate suitable breeding
Altitude 0 - 1300 m Occasional altitudinal limits (max) 3000 m

Recommended citation
BirdLife International (2019) Species factsheet: Ammodramus savannarum. Downloaded from http://www.birdlife.org on 11/11/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 11/11/2019.