Olive-crowned Yellowthroat (Geothlypis semiflava) | Details

Olive-crowned Yellowthroat Geothlypis semiflava

Current view: Data table and detailed info

Taxonomy

Taxonomic note

Geothlypis semiflava and G. bairdi (del Hoyo and Collar 2016) were lumped as G. semiflava following AOU (1998 & supplements); SACC (2005 & updates); Sibley and Monroe (1990, 1993); Stotz et al. (1996).

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
2020	Least Concern
2016	Least Concern
2012	Not Recognised
2008	Not Recognised
2004	Not Recognised
2000	Not Recognised
1994	Not Recognised
1988	Not Recognised

Species attributes

Migratory status	not a migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	17 g

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	238,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	-	-	-
Population trend	increasing	-	suspected	-
Generation length	2 years	-	-	-

Population justification: The global population size has not been quantified due to recent taxonomic splits.

Trend justification: The population is thought to be increasing as deforestation is opening up new areas of suitable habitat (Curson and Kirwan 2020).

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor	Passage migrant
Colombia	extant	native	yes
Ecuador	extant	native	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	resident
Artificial/Terrestrial	Pastureland	suitable	resident
Artificial/Terrestrial	Subtropical/Tropical Heavily Degraded Former Forest	suitable	resident
Grassland	Subtropical/Tropical Dry	major	resident
Shrubland	Subtropical/Tropical Moist	major	resident
Altitude		Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Olive-crowned Yellowthroat Geothlypis semiflava. Downloaded from https://datazone.birdlife.org/species/factsheet/olive-crowned-yellowthroat-geothlypis-semiflava on 20/12/2024.
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 20/12/2024.