''Acanthurus coeruleus'' is a surgeonfish found commonly in the Atlantic Ocean. It can grow up to 16 inches long. Common names include Atlantic blue tang, blue barber, blue doctor, blue doctorfish, blue tang, blue tang surgeonfish, yellow barber, and yellow doctorfish.
Similar species: Butterflyfishes, Angelfishes
By Thibaud Aronson
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Uploaded Dec 16, 2017. Captured Jul 17, 2017 09:08 in Av. Rafael E. Melgar 770, Zona Hotelera Nte., San Miguel de Cozumel, Q.R., Mexico.