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LC
Plain Swift Apus unicolor

IUCN Red List history

Year Category
2014 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 Low
Land mass type   Average mass -

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 8,300
Extent of Occurrence non-breeding (km2) 16,000
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals 5000-20000 poor Estimated 2009
Population trend Unknown -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 12.5 - - -
Population justification: The breeding population, which is confined to Europe, is estimated to number 2,500-10,000 breeding pairs, equating to 5,000-20,000 mature individuals and 7,500-30,000 individuals in total (BirdLife International 2004).
Trend justification: In Europe the overall trend from 1980-2011 was uncertain, based on provisional data for 27 countries from the Pan-European Common Bird Monitoring Scheme (EBCC/RSPB/BirdLife/Statistics Netherlands).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Cape Verde Vagrant Extant        
Morocco Native Extant        
Portugal Native Extant Yes      
Spain Native Extant Yes   Yes  

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Portugal Ilhas Desertas site factsheet
Portugal Ilhéus do Porto Santo site factsheet
Portugal Laurissilva site factsheet
Portugal Maciço Montanhoso Oriental site factsheet
Portugal Ponta de São Lourenço site factsheet
Portugal Ponta do Pargo site factsheet
Portugal Porto Santo Oeste site factsheet
Spain Cuchillete de Buenavista-gully of La Torre-Los Alares site factsheet
Spain Garajonay National Park site factsheet
Spain Gully of Ajuí-Betancuria site factsheet
Spain La Palma laurel forest site factsheet
Spain Los Gigantes coastal cliff site factsheet
Spain Los Molinos gully-Plain of La Laguna site factsheet
Spain Mountain of Agua, gully of Los Cochinos and gully of Cuevas Negras site factsheet
Spain Tamadaba pine woodland site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Lowland suitable non-breeding
Forest Subtropical/Tropical Moist Lowland suitable breeding
Forest Subtropical/Tropical Moist Montane suitable non-breeding
Forest Subtropical/Tropical Moist Montane suitable breeding
Grassland Subtropical/Tropical Dry suitable breeding
Grassland Subtropical/Tropical Dry suitable non-breeding
Marine Coastal/Supratidal Sea Cliffs and Rocky Offshore Islands major non-breeding
Marine Coastal/Supratidal Sea Cliffs and Rocky Offshore Islands major breeding
Savanna Dry suitable breeding
Savanna Dry suitable non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Altitude 0 - 2500 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2014) Species factsheet: Apus unicolor. Downloaded from http://www.birdlife.org on 30/08/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 30/08/2014.

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 Apodidae (Swifts)
Species name author (Jardine, 1830)
Population size 5000-20000 mature individuals
Population trend Unknown
Distribution size (breeding/resident) 8,300 km2
Country endemic? No
Links to further information
- Summary information on this species