Marbled Wren-babbler (Turdinus marmoratus) - BirdLife species factsheet

Marbled Wren-babbler Turdinus marmoratus

Current view: Data table and detailed info

Taxonomy

Taxonomic note
Turdinus marmoratus (del Hoyo and Collar 2016) was previously listed as T. marmorata.

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.
Sibley, C. G.; Monroe, B. L. 1990. Distribution and taxonomy of birds of the world. Yale University Press, New Haven, USA.

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	Least Concern
2009	Least Concern
2008	Least Concern
2004	Least Concern
2000	Lower Risk/Least Concern
1994	Lower Risk/Near Threatened
1988	Near Threatened

Species attributes

Migratory status	not a migrant	Forest dependency	high
Land-mass type		Average mass	-

Distribution

	Estimate	Data quality
Extent of Occurrence breeding/resident (km²)	595,000
Severely fragmented?	no	-

Population and trend

	Value	Data quality	Derivation	Year of estimate
Number of mature individuals	unknown	not applicable	not applicable	0
Population trend	decreasing		suspected	-
Generation length (years)	4.4	-	-	-

Population justification: The global population size has not been quantified, but the species is described as rare and local on Peninsular Malaysia (del Hoyo et al. 2007).

Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction and fragmentation.

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding	Non-breeding	Passage
Indonesia	extant	native		yes
Malaysia	extant	native		yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Indonesia	Kerinci Seblat
Indonesia	Gunung Dempo
Indonesia	Bukit Kaba
Malaysia	Bintang Range
Malaysia	Central Titiwangsa Range
Malaysia	Selangor Heritage Park
Malaysia	Krau Wildlife Reserve

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Moist Lowland	suitable	resident
Forest	Subtropical/Tropical Moist Montane	major	resident
Altitude	610 - 2000 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2023) Species factsheet: Turdinus marmoratus. Downloaded from http://datazone.birdlife.org/species/factsheet/marbled-wren-babbler-turdinus-marmoratus on 26/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 26/09/2023.