Population
Estimated population is 2,500 - 9,999 (2010) and decreasing.
Status VU
Forest loss, degradation and fragmentation, through widespread agricultural encroachment and localised development, trade are the main threats.
For more information see BirdLife International Species Factsheet.
Voice
A thin high-pitched whistle 'siiiit' and more scolding 'cet-cet-cet' uttered in alarm.
Javan Cochoa (Cochoa azurea) [XC490245]
by Ross Gallardy from , Indonesia (call)
Javan Cochoa (Cochoa azurea) [XC141905]
by Frank Lambert from , Indonesia (song)
Subspecies
Possibly more appropriately placed in a monotypic genus on account of its smaller size and different pattern compared with current congeners. Has been thought to form a superspecies with Sumatran Cochoa (Cochoa beccarii), and has often been considered conspecific, but differs significantly in size and plumage.
No subspecies.
Similar Species
Male Sunda Whistling-Thrush (Myophonus glaucinus) which generally frequents lower storey of forest, is much plumper and uniform blue.
References
See References.