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Pomacanthus semicirculatus. Both the juvenile and adult are quite pretty and hardy, with the juvenile being overall blue black with numerous vertical white bands with those on the head fairly straight and the remaining on the body becoming somewhat curved as they reach the tail. As for the adult, it has an overall brownish green color with its scales having a bluish edging giving the body and tail a somewhat speckled appearance. All its fins except the pectorals, which are completely yellow, are edged in blue, and dorsal and anal fins have long trailing filaments.