LC
Savannah Sparrow Passerculus sandwichensis



Taxonomy

Taxonomic note
Passerculus sandwichensis, P. guttatus, P. sanctorum and P. rostratus (del Hoyo and Collar 2016) were previously lumped as P. sandwichensis following AERC TAC (2003); AOU (1998 & supplements).

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
2016 Least Concern
Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass 26 g
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 33,700,000 medium
Extent of Occurrence non-breeding (km2) 13,400,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals 0
Population trend Stable 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) 3.4 - - -

Trend justification: This species has had stable population trends 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 Resident Breeding Non-breeding Passage
Bahamas N Extant
Belize N Extant Yes
Bermuda (to UK) N Extant
Canada N Extant Yes Yes
Cayman Islands (to UK) N Extant
Costa Rica N Extant Yes
Cuba N Extant
El Salvador N Extant
Guatemala N Extant
Honduras N Extant
Japan V Extant
Mexico N Extant
Panama V Extant Yes
Russia V Extant
Russia (Asian) V Extant
St Pierre and Miquelon (to France) N Extant Yes Yes
Turks and Caicos Islands (to UK) N Extant
United Kingdom V 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 Arable Land suitable non-breeding
Artificial/Terrestrial Arable Land suitable breeding
Artificial/Terrestrial Pastureland suitable non-breeding
Artificial/Terrestrial Pastureland suitable breeding
Grassland Subtropical/Tropical Dry suitable breeding
Grassland Subtropical/Tropical Dry suitable non-breeding
Grassland Temperate suitable non-breeding
Grassland Temperate suitable breeding
Grassland Tundra suitable non-breeding
Grassland Tundra suitable breeding
Marine Coastal/Supratidal Coastal Sand Dunes suitable non-breeding
Marine Coastal/Supratidal Coastal Sand Dunes suitable breeding
Marine Coastal/Supratidal Sea Cliffs and Rocky Offshore Islands major breeding
Marine Intertidal Salt Marshes (Emergent Grasses) suitable non-breeding
Marine Intertidal Salt Marshes (Emergent Grasses) suitable breeding
Marine Intertidal Sandy Shoreline and/or Beaches, Sand Bars, Spits, Etc suitable non-breeding
Marine Intertidal Sandy Shoreline and/or Beaches, Sand Bars, Spits, Etc suitable breeding
Marine Intertidal Shingle and/or Pebble Shoreline and/or Beaches suitable non-breeding
Marine Intertidal Shingle and/or Pebble Shoreline and/or Beaches suitable breeding
Shrubland Subtropical/Tropical Dry suitable breeding
Shrubland Subtropical/Tropical Dry suitable non-breeding
Shrubland Temperate suitable breeding
Shrubland Temperate suitable non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable breeding
Altitude 0 - 4000 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2017) Species factsheet: Passerculus sandwichensis. Downloaded from http://www.birdlife.org on 12/12/2017. Recommended citation for factsheets for more than one species: BirdLife International (2017) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 12/12/2017.