Saltcorner
By Bob Goemans
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Ctenochaetus

Ctenochaetus strigosus

(Bennett, 1828)

Yellow-eye Tang, Kole/Bristletooth Tang

Likely Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Central Pacific Ocean: Hawaiian and Johnston Islands and south to Australia.

Size: 6 inches (15 cm)

Natural Environment: Inhabits areas over coral, rock and rubble and usually found at depths between 3 - 300 feet (1 - 90 m) where it feeds mainly on detritus.

General Husbandry: Occasionally seen in the trade having a laterally compressed body and a small mouth, such as angelfishes and butterflyfishes and having a purplish to brown body with narrow horizontal pale blue lines and a yellow ring around the eyes. Colors vary depending upon the areas of collection and its maturity.

Best maintained in well-established reef or fish-only aquariums having wide-open swimming areas and rocky crevices to seek shelter if needing to, and preferably with copious amounts of microalgae. Tankmates should be non-fin-nipping species and quite peaceful, as those in this family have large fins that make good targets for fin-nippers.

Requires a varied vegetable diet, including Spirulina, zucchini, broccoli, dried seaweed (Nori), and enriched vegetable flakes, and requires two or three feedings per day. Will not browse on filamentous algae, as it clogs its teeth, which are specialized to scrape particular matter off rock, dead coral and out of turf algae.

Taxonomy:

    Order: Perciformes

    Suborder: Acanthuroidei

    Family: Acanthuridae

    Genus: Ctenochaetus

FYI: One per aquarium.

Has a sharp forward pointing spine on each side of the caudal peduncle, which folds into a groove, yet they are poorly developed and therefore become dominated by others in other genera in this family, therefore, its best not to house with species from other genera. Yet if erected when excited, they can cause damage to the hands of its keeper if handled carelessly.

May quarrel with other species in its genus.

Experience Level: Intermediate

Temperament: Peaceful

Diet: Herbivore

Coral Safe: Yes

Fish Safe: Yes

Invertebrate Safe: Yes

Acclimation Time: 30 minutes+

Aquarium Environment: Reef or fish-only aquarium

Tankmates: Peaceful

Minimum Tank Size: 125 gallons

Temperature Range: 72 - 81°F (22 - 27°C)

Specific Gravity: 1.020 - 1.025

pH: 8.0 - 8.5

 Ctenochaetus strigosus (Yellow-eye Tang, Kole/Bristletooth Tang)
Photo © Bob Fenner
 Ctenochaetus strigosus (Yellow-eye Tang, Kole/Bristletooth Tang)
Photo © Bob Goemans
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