Sedge Wren (Cistothorus stellaris) | Details

Sedge Wren Cistothorus stellaris

Current view: Data table and detailed info

Taxonomy

Taxonomic note
Cistothorus platensis and C. stellaris (del Hoyo and Collar 2016) were previously lumped as C. platensis (see AOU [1998 & supplements]; SACC [2005 & updates]; Sibley & 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
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	full migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	12 g

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	3,350,000 km²	medium
Extent of Occurrence (non-breeding)	3,490,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	poor	estimated	2009
Population trend	increasing	-	estimated	-
Generation length	3.5 years	-	-	-

Population justification: The population has not been quantified.

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor
Canada	extant	native		yes
Mexico	extant	native			yes
USA	extant	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Grassland	Temperate	major	resident
Altitude		Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Sedge Wren Cistothorus stellaris. Downloaded from https://datazone.birdlife.org/species/factsheet/sedge-wren-cistothorus-stellaris on 22/12/2024.
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 22/12/2024.