Hawaiian Bristletooth (Ctenochaetus hawaiiensis)

Fish in the family Acanthuridae. Moderate care. Reef Safe.

Hawaiian Bristletooth

Quick facts

Scientific nameCtenochaetus hawaiiensis
FamilyAcanthuridae
Also known asChevron tang
Care levelModerate
Reef safetyReef Safe
TemperamentPeaceful
Dietherbivore
Adult size7 in
Minimum tank size75 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Feeding schedule2-3 times daily

Appearance

A small bristletooth tang with an olive to dark brown body, becoming lighter ventrally. The fish displays a characteristic bristle-like tooth comb visible when feeding on algae, and features a distinctly compressed laterally flattened body shape typical of Ctenochaetus species.

Diet and feeding

Primarily grazes on benthic algae and detritus in captivity. Offer quality herbivorous preparations, nori, spirulina-based foods, and dried seaweeds 2-3 times daily. Supplement with live rock and established macroalgae growth to sustain natural feeding behavior.

Difficulty and care for the Hawaiian Bristletooth

Moderate difficulty. Requires stable water conditions and adequate algae forage or supplemental herbivorous feeds. Generally hardy once acclimated, but less forgiving of poor water quality or inadequate diet than larger tangs.

Common health issues

Marine Ich, Fin Rot, Swim Bladder Disorder, Hole in Head Disease, Columnaris Disease

Origin and habitat

Hawaiian Islands and adjacent Indo-Pacific reefs. Endemic to Hawaiian waters and nearby regions of the central Pacific.

Log Hawaiian Bristletooth in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Hawaiian Bristletooth alongside everything else in your reef.