Surgeonfish, unicornfish, and tangs belong to the Acanthuridae family. They have scalpel-like spines on either side of the tail. Over twenty species are found in the Maldives.
Surgeonfish
Night surgeonfish, Acanthurus thompsoniUnicornfish are in the surgeonfish family. Some species have a "rostral protuberance", a horn-like extension of the forehead. They eat algae.
Sleek unicornfish, Naso hexacanthus
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Last modified 4 November 2019