Kyphosus cinerascens

Snub-nose drummer | Ashen Drummer | Blue Chub | Blue Sea Chub | Highfin Chub | Highfin Rudderfish | Long-finned Drummer | Snubnose Chub | Snubnose Rudderfish | Stone bream | Topsail Chub | Topsail Drummer
Kyphosus cinerascens
Kyphosus cinerascens, Maldives, Photo: Rick Stuart-Smith
Kyphosus cinerascens
Kyphosus cinerascens, Boot Reef, Coral Sea, Photo: Graham Edgar
Kyphosus cinerascens
Kyphosus cinerascens, Bali, Indonesia, Photo: Ian Shaw
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Kyphosus cinerascens
Kyphosus cinerascens
Kyphosus cinerascens


Tropical Atlantic/Caribbean, Tropical Indo-Pacific


Pointed snout and higher, more pointed dorsal and anal fins than other drummer species, giving the body a more triangular shape. Often schools with other drummer species.


Max Size: 50 cm

Sea Temperature Range: 23.5-31.2°C

Depth: 1-45 m

Habitat Generalization Index: 6.32

Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.

Conservation and Rarity

IUCN Status: Not Evaluated

Occurrence: Infrequent (5.0% of sites)

Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed

Abundance: Many (10 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.

Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland