LC
Tibetan Blackbird Turdus maximus



Taxonomy

Taxonomic note

Turdus merula, T. simillimus, T. maximus and T. mandarinus (del Hoyo and Collar 2016) were previously lumped as T. merula following AERC TAC (2003), AOU (1998 & supplements), Christidis & Boles (2008), Cramp et al. (1977-1994), Sibley & Monroe (1990, 1993) and Turbott (1990).

 

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
2018 Least Concern
2016 Least Concern
Species attributes

Migratory status full migrant Forest dependency Medium
Land mass type Average mass 112.52374267578125 g
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 1,080,000 medium
Extent of Occurrence non-breeding (km2) 1,290,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals poor estimated 0
Population trend Stable suspected -
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) 5.4 - - -

Population justification: The global population has not been quantified since the species was split.

Trend justification:


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
China (mainland) N Extant Yes
India N Extant Yes
Nepal N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Shrubland Subtropical/Tropical High Altitude major resident
Altitude 3000 - 4800 m Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Food - human - - Non-trivial Recent
Food - human - - Non-trivial Recent
Pets/display animals, horticulture - - Non-trivial Recent
Sport hunting/specimen collecting - - Non-trivial Recent
Sport hunting/specimen collecting - - Non-trivial Recent

Recommended citation
BirdLife International (2018) Species factsheet: Turdus maximus. Downloaded from http://www.birdlife.org on 15/12/2018. Recommended citation for factsheets for more than one species: BirdLife International (2018) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 15/12/2018.