Brunei Darussalam (B), Indonesia (B), Malaysia (B), Thailand (B).
Southern Thailand, Peninsular Malaysia, northern and south-eastern Sumatra (Aceh, Sumatera Utara, Lampung), Lingga Archipelago, Belitung and Borneo.
 
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is unknown (2010) and decreasing.
Status NT
Habitat destruction and degradation due to illegal logging and land conversion, and forest fires, are the main threats.
For more information see BirdLife International Species Factsheet.
Scarlet-breasted Flowerpecker (Prionochilus thoracicus) [XC428454]
by Jason Bugay Reyes from Klias Forest Reserve, Beaufort, Sabah, Malaysia (call, song)
Scarlet-breasted Flowerpecker (Prionochilus thoracicus) [XC192006]
by Mike Nelson from undisclosed, Malaysia (call)
Subspecies
No subspecies.
An undescribed subspecies may exist in Riau Archipelago.