Slender-tailed Nightjar (Caprimulgus clarus) | Details

Slender-tailed Nightjar Caprimulgus clarus

Current view: Data table and detailed info

Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions 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
2024	Least Concern
2016	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	not a migrant	Forest dependency	low
Land-mass type		Average mass	42 g

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	2,280,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	-	-	-
Population trend	stable	-	suspected	-
Generation length	3.27 years	-	-	-

Population justification: The global population size has not been quantified, but the species is reported to be common and locally abundant throughout its range (del Hoyo et al. 1999). The population is suspected to be stable in the absence of evidence for any declines or substantial threats.

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	Non-breeding visitor
Congo, The Democratic Republic of the	extant	vagrant		yes
Ethiopia	extant	native	yes
Kenya	extant	native	yes
Somalia	extant	native	yes
South Sudan	extant	native	yes
Sudan	extant	native	yes
Tanzania	extant	native	yes
Uganda	extant	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Dry	suitable	resident
Grassland	Subtropical/Tropical Dry	suitable	resident
Grassland	Temperate	suitable	resident
Rocky areas (eg. inland cliffs, mountain peaks)		suitable	resident
Savanna	Dry	suitable	resident
Shrubland	Subtropical/Tropical Dry	major	resident
Altitude	0 - 2000 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Slender-tailed Nightjar Caprimulgus clarus. Downloaded from https://datazone.birdlife.org/species/factsheet/slender-tailed-nightjar-caprimulgus-clarus on 26/12/2024.
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 26/12/2024.