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Acanthurus tractus & Acanthurus bahianus
Description Underwater photographs of Acanthurus tractus (A to C) and Acanthurus bahianus (D to F). Note the clear and consistent difference in the coloration of the margin of the caudal and dorsal fins.Photographs by J. Randall (1A), D. Snyder (1B, 1C), O. Luiz-Junior (1D, 1E) and G. Allen (1F).
Source: Bernal, M. A.; Rocha, L. A. (2011). Acanthurus tractus Poey, 1860, a valid western Atlantic species of surgeonfish (Teleostei, Acanthuridae), distinct from Acanthurus bahianus Castelnau, 1855. Zootaxa. 2905, 63-68 PNG file - 4.29 MB - 1 800 x 1 740 pixels added on 2018-11-08965 views
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