Humpback Unicornfish, Naso brachycentron (Valenciennes 1835)

Other Names: Humpback Unicorn

A Humpback Unicornfish, Naso brachycentron, at Komodo, Komodo, Manggarai, Nusa Tenggara Timur, Indonesia. Source: Mark Rosenstein / iNaturalist.org. License: CC BY Attribution-Noncommercial-ShareAlike

Summary:

A greyish "hump-backed" surgeonfish with whitish to yellowish on the lower sides, lower half, several scattered small dark-edged pale spots on the rear of the head and above the pectoral fins, and a pair of bony keels on the caudal peduncle. Adult males develop a long tapering horn on the head and have irregular bars on the lower sides.

Cite this page as:

Dianne J. Bray, Naso brachycentron in Fishes of Australia, accessed 01 Oct 2023, https://fishesofaustralia.net.au/home/species/2194

Humpback Unicornfish, Naso brachycentron (Valenciennes 1835)

More Info

Distribution	Scott Reef, WA, Ashmore Reef, Timor Sea and the northern Great Barrier Reef to Swains Reef, QLD, also reefs in the Coral Sea. The species occurs elsewhere in the tropical, Indo-west-central Pacific. Inhabits seaward reef slopes, either solitary or in small groups.
Features	Dorsal fin IV-V, 28-30; Anal fin II, 27-28. Distinctive humped-back body; horn only in adult males..
Feeding	Feeds on benthic algae.
Species Citation	Naseus brachycentron Valenciennes, 1835, Hist. Nat. Poiss. 10: 275. Type locality: Waigeo, Indonesia.
Author	Dianne J. Bray
Resources	Australian Faunal Directory

Humpback Unicornfish, Naso brachycentron (Valenciennes 1835)

References

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