Whitetail surgeonfish

Picture of Acanthurus mata has been licensed under a Creative Commons Attribution-Noncommercial.
Original source: Flickr
-aaronowsky -Author: aaronowsky
Permission: Some rights reserved

Order : Perciformes
Family : Acanthuridae
Genus : Acanthurus
Species : Acanthurus mata
Authority : Valenciennes, 1835