NT
Tongan Whistler Pachycephala jacquinoti



Family: Pachycephalidae (Whistlers)

Authority: Bonaparte, 1850

Red List Category

Criteria: B1ab(iii);C2a(i);D2

Click here for more information about the Red List categories and criteria

Justification of Red List category
The species is classified as Near Threatened because it is suspected to have a moderately small population which is undergoing a gradual decline owing to habitat degradation. Further data on population size and trends is urgently needed for this species and may result in it being uplisted to Vulnerable.



Population size: unknown

Population trend: Decreasing

Extent of occurrence (breeding/resident): 2,100 km2

Country endemic: Yes

Attributes
Land-mass type - oceanic island
Realm - Oceanic
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2018) Species factsheet: Pachycephala jacquinoti. Downloaded from http://www.birdlife.org on 17/11/2018. Recommended citation for factsheets for more than one species: BirdLife International (2018) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 17/11/2018.