Forest Raven (Corvus tasmanicus) | Details

Forest Raven Corvus tasmanicus

Current view: Data table and detailed info

Taxonomy

Taxonomic source(s)
Christidis, L. and Boles, W.E. 2008. Systematics and Taxonomy of Australian Birds. CSIRO Publishing, Collingwood, Australia.
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
2024	Least Concern
2016	Least Concern
2013	Least Concern
2012	Least Concern
2009	Least Concern
2008	Least Concern
2005	Least Concern
2004	Not Recognised
2000	Not Recognised
1994	Not Recognised
1988	Not Recognised

Species attributes

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

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	1,020,000 km²
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	-	-	-
Population trend	decreasing	-	suspected	-
Generation length	5.57 years	-	-	-

Population justification: The global population size has not been quantified, but the species is described as common and locally abundant (Madge and Burn 1993). The population is suspected to be in decline owing to ongoing habitat destruction (Madge and Burn 1993).

Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction (Madge and Burn 1993).

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor	Passage migrant
Australia	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	Plantations	suitable	resident
Artificial/Terrestrial	Urban Areas	suitable	resident
Forest	Subtropical/Tropical Dry	suitable	resident
Forest	Subtropical/Tropical Moist Lowland	suitable	resident
Forest	Subtropical/Tropical Swamp	suitable	resident
Forest	Temperate	suitable	resident
Grassland	Subtropical/Tropical High Altitude	suitable	resident
Altitude	0 - 1560 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Forest Raven Corvus tasmanicus. Downloaded from https://datazone.birdlife.org/species/factsheet/forest-raven-corvus-tasmanicus on 18/12/2024.
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 18/12/2024.