Maldives Marine Life

Marine life of Maldivian waters

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Brown surgeonfish
No photo available
Photo: NPS photo - Bryan Harry / Wikimedia Commons, Public domain (view on Wikimedia Commons)

Brown surgeonfish

Acanthurus nigrofuscus

Valid name (FishBase; confirmed in Eschmeyer's Catalog of Fishes and WoRMS, October 2026).

English
Brown surgeonfish
Scientific
Acanthurus nigrofuscus
Dhivehi
No recorded Dhivehi name
Group
Reef fish
Family
Acanthuridae (surgeonfishes)
Maximum size
Up to about 21 cm (total length)
Depth and habitat
Coral reefs and reef-associated habitats, recorded from 0 to 25 m (usually 2 to 25 m)
IUCN status
LC · Least ConcernLeast Concern (LC), assessed 2010

Description

A small, plain brown surgeonfish with orange spots on the head, a black spot at the rear base of the dorsal and anal fins and a dark ring around the tail spine, reaching about 21 cm. It grazes filamentous algae on shallow reefs, often in large groups.

Sources

Dhivehi name source: No Dhivehi name found in MRS 1997 (available chapters), FishBase (country: Maldives) or Dhivehi Wikipedia.