Great Iora (Aegithina lafresnayei) - BirdLife species factsheet

Great Iora Aegithina lafresnayei

Current view: Data table and detailed info

Taxonomy

Taxonomic note

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/Least Concern
1988	Lower Risk/Least Concern

Species attributes

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

Extent of occurrence (EOO)

	Estimate	Data quality
Extent of Occurrence breeding/resident (km2)	2,710,000
Number of locations		-
Fragmentation		-

Population and trend

	Estimate	Data quality	Derivation	Year of estimate
No. of mature individuals	unknown	not applicable	not applicable	0
Population trend	Unknown		not applicable	-
Decline (3 years/1 generation past)		-	-	-
Decline (5 years/1 generation past)		-	-	-
Decline (10 years/1 generation past)		-	-	-
Decline (10 years/3 generation future)		-	-	-
Decline (10 years/3 generation past and future)		-	-	-
Number of subpopulations		-	-	-
Largest subpopulations		-	-	-
Generation length (yrs)	4.8	-	-	-

Population justification: The global population size has not been quantified, but the species is described as generally uncommon and only locally common (del Hoyo et al. 2005).

Country/territory distribution

Country/Territory	Occurrence status	Presence	Resident
Cambodia	N	Extant	Yes
China (mainland)	N	Extant	Yes
Laos	N	Extant	Yes
Malaysia	N	Extant	Yes
Myanmar	N	Extant	Yes
Thailand	N	Extant	Yes
Vietnam	N	Extant	Yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Moist Lowland	major	resident
Altitude		Occasional altitudinal limits

Recommended citation
BirdLife International (2019) Species factsheet: Aegithina lafresnayei. Downloaded from http://www.birdlife.org on 18/10/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 18/10/2019.