Naso vlamingii (Valenciennes, 1835)
Naso vlamingii (Valenciennes, 1835)
Genus: ,

Scientific Name: Naso vlamingii

English Name: Bignose unicornfish

Creole Name: Korn bef

French Name: Nason à Gros Nez

IUCN Red List Status: Least Concern (LC)


Dorsal spines: 6; Dorsal rays: 26-27; Anal spines: 3; Anal rays: 27-29.

Adults may change colour rapidly from dark grey-brown to pale bluish grey. Body with dark metallic blue-green vertical lines which break into spots dorsally and ventrally. 
Head with small dark bluish spots and a broad blue band extending anteriorly from eye; lips blue. Adults have prominent protuberance on forehead just below level of eye. 
High dorsal and anal fins. Two peduncular plates with large keels. Caudal fin truncate to slightly rounded with long filaments, metallic blue basally. Caudal fin slightly 
emarginate in young.


Maturity: Lm unknown. Range unknown. Max Length: 60cm TL

Habitat and Ecology:

Usually seen in open water in outer reef areas (depth 1-50m), especially near drop-offs where it may form loose schools. Zooplankton feeder forming mid-water aggregations 
to feed; but also feeds on faeces of schooling predatory fish.

Fishery Status:

This species is not protected or subject to fishery regulations. It is caught in nets, but is a rare component of the catch.







Dominici-Arosemena, A. et al. (2012). Naso vlamingii. The IUCN Red List 2012: e.T155120A17758523. (18/10/18).
Froese, R. & D. Pauly. Eds. (2018). FishBase (18/10/18)
Randall, J.E. (2001). Surgeonfishes of Hawaii and the World. ISBN: 1-56647-561-9


Nevill, J.E.G. (2019). Naso vlamingii, Bignose unicornfish. Seychelles Seatizens. (edited 17/06/22).

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