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Thick-billed Vireo Vireo crassirostris

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 13.85 g

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 14,400 medium
Extent of Occurrence non-breeding (km2) 19,800 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals Unknown not applicable Not Applicable 0
Population trend Unknown -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 4.2 - - -
Population justification: The global population size has not been quantified, but this species is described as 'common' (Stotz et al. (1996).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Bahamas Native Extant        
Cayman Islands (to UK) Native Extant Yes      
Colombia Native Extant        
Cuba Native Extant        
Haiti Native Extant        
Turks and Caicos Islands (to UK) Native Extant        
USA Native Extant        

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Bahamas Cat Island Wetlands site factsheet
Bahamas Driggs Hill to Mars Bay site factsheet
Bahamas Harrold and Wilson Ponds National Park site factsheet
Bahamas Little Abaco site factsheet
Bahamas Lucayan National Park site factsheet
Bahamas Mangrove Cay site factsheet
Bahamas Red Bays site factsheet
Bahamas Sandy Point site factsheet
Bahamas South Tarpum Bay site factsheet
Bahamas Southern Great Lake site factsheet
Cayman Islands (to UK) Bluff Forest site factsheet
Cayman Islands (to UK) Botanic Park and Salina Reserve site factsheet
Cayman Islands (to UK) Eastern Dry Forest site factsheet
Cayman Islands (to UK) Frank Sound Forest site factsheet
Cayman Islands (to UK) Franklin's Forest site factsheet
Cayman Islands (to UK) Mastic Reserve site factsheet
Colombia Reserva de Biósfera Seaflower site factsheet
Cuba Gran Humedal del Norte de Ciego de Ávila site factsheet
Haiti Coquillage - Pointe Est site factsheet
Haiti Les Grottes site factsheet
Turks and Caicos Islands (to UK) East Caicos and adjacent areas site factsheet
Turks and Caicos Islands (to UK) Middle Caicos Forest site factsheet
Turks and Caicos Islands (to UK) North, Middle and East Caicos Ramsar Site site factsheet
Turks and Caicos Islands (to UK) Salt Cay Creek and Salinas site factsheet
Turks and Caicos Islands (to UK) Wades Green and Teren Hill site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry major breeding
Forest Subtropical/Tropical Dry major non-breeding
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable breeding
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable non-breeding
Shrubland Subtropical/Tropical Moist major breeding
Shrubland Subtropical/Tropical Moist major non-breeding
Altitude 0 - 0 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2014) Species factsheet: Vireo crassirostris. Downloaded from http://www.birdlife.org on 26/12/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 26/12/2014.

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 Vireonidae (Vireos and allies)
Species name author (Bryant, 1859)
Population size Unknown mature individuals
Population trend Unknown
Distribution size (breeding/resident) 14,400 km2
Country endemic? No
Links to further information
- Summary information on this species