DD
Philippa's Crombec Sylvietta philippae



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.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2018 Data Deficient
2016 Data Deficient
2012 Data Deficient
2008 Data Deficient
2004 Data Deficient
2000 Data Deficient
1994 Lower Risk/Near Threatened
1988 Near Threatened
Species attributes

Migratory status not a migrant Forest dependency does not normally occur in forest
Land-mass type Average mass 9 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 395,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend stable - suspected -
Generation length 5 years - - -
Percentage of mature individuals in largest subpopulation 100% - - -

Population justification: The global population size has not been quantified, but the species is described as fairly common (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 Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Ethiopia extant native yes
Somalia extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Ethiopia Arero forest
Ethiopia Bogol Manyo - Dolo
Ethiopia Lower Wabi Shebelle river and Warder
Somalia Buulobarde
Somalia Ceel Hammure
Somalia Gacan Libaax
Somalia Lascaanod - Taleex - Ceel Chebet

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Savanna Dry suitable resident
Shrubland Subarctic major resident
Altitude 0 - 900 m Occasional altitudinal limits  

Threats & impact
Threat (level 1) Threat (level 2) Impact and Stresses
Agriculture & aquaculture Livestock farming & ranching - Scale Unknown/Unrecorded Timing Scope Severity Impact
Ongoing Minority (<50%) Unknown Unknown
Stresses
Ecosystem degradation
Biological resource use Gathering terrestrial plants - Unintentional effects (species is not the target) Timing Scope Severity Impact
Ongoing Minority (<50%) Unknown Unknown
Stresses
Ecosystem degradation
Biological resource use Logging & wood harvesting - Unintentional effects: (subsistence/small scale) [harvest] Timing Scope Severity Impact
Ongoing Minority (<50%) Unknown Unknown
Stresses
Ecosystem degradation

Recommended citation
BirdLife International (2024) Species factsheet: Philippa's Crombec Sylvietta philippae. Downloaded from https://datazone.birdlife.org/species/factsheet/philippas-crombec-sylvietta-philippae on 23/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 23/12/2024.