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LC
Western Crowned Warbler Phylloscopus occipitalis

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 9 g

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 202,000
Extent of Occurrence non-breeding (km2) 202,000
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 Stable -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 3.6 - - -
Population justification: The global population size has not been quantified, but the species is described as common and widespread in its breeding range (del Hoyo et al. 2006).
Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage
Afghanistan Native Extant Yes    
Bangladesh Native Extant      
India Native Extant      
Nepal Native Extant      
Pakistan Native Extant      
Tajikistan Native Extant Yes    
Uzbekistan Native Extant Yes    

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Afghanistan Pech and Waygal valleys site factsheet
Afghanistan Safed Koh site factsheet
Nepal Dhorpatan Hunting Reserve site factsheet
Nepal Khaptad National Park site factsheet
Nepal Langtang National Park site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Lowland major non-breeding
Forest Temperate major breeding
Shrubland Temperate suitable breeding
Altitude 2100 - 3200 m Occasional altitudinal limits (min) 1800 m

Recommended citation
BirdLife International (2014) Species factsheet: Phylloscopus occipitalis. Downloaded from http://www.birdlife.org on 19/04/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 19/04/2014.

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 Sylviidae (Old World warblers)
Species name author (Blyth, 1845)
Population size Unknown mature individuals
Population trend Stable
Distribution size (breeding/resident) 202,000 km2
Country endemic? No
Links to further information
- Summary information on this species