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Blue Tang (Acanthurus coeruleus): blue body (juvenile is yellow-bodied), yellow (sometimes white) lancet on tail. |
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Doctorfish (Acanthurus chirurgus): thin bars on side of body, pigmented leading edge on pectoral fins. |
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Ocean Surgeonfish (Acanthurus bahianus): similar to doctorfish, but without bars on body, and without pigmentation on pectoral fins. |