The Bignose unicornfish (Naso vlamingii) is a saltwater fish of the family Acanthuridae that grows up to 60 cm.
Description
The bignose unicornfish is a large surgeonfish from the Indo-Pacific, from East Africa to the Galapagos. The species grows to about 60 cm and has a blue-grey body with fine blue lines and spots, a bump on the forehead and, when excited, a bright blue glow. On each side of the tail base it bears sharp bony keel plates that can cause cuts. By day it forms schools above steep reef slopes and eats zooplankton. The IUCN assesses the species as Least Concern (LC).
Frequently asked questions
How do you recognise the Bignose unicornfish?
The Bignose unicornfish has a torpedo-shaped body, is mainly blue and shows a spots pattern.
Where does the Bignose unicornfish live?
The Bignose unicornfish lives in the sea (marine waters) and is mostly found around stony or rocky ground.
How big does the Bignose unicornfish get?
The Bignose unicornfish grows to a maximum of about 60 cm.
Is the Bignose unicornfish dangerous to humans?
The Bignose unicornfish can cause injury; handle it with care.
Is the Bignose unicornfish edible?
Yes, the Bignose unicornfish is commonly eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Naso
More from the family Acanthuridae
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