Appearance
Caesio cuning has a deep and laterally compressed body. The jaws, vomer, and palatines have small conical teeth. The dorsal and anal fins have scales; the dorsal fin has 10 spines and 14 to 16, typically 15, soft rays while the anal fin contains 3 spines and 10 to 12, usually 11, soft rays. The pectoral fins have 17 to 20 fin rays, normally 18 or 19. This species attains a maximum total length of 60 cm (24 in). The rear of the back, the caudal fin and the dorsal surface of the caudal peduncle are yellow. The rest of the upper body is greyish blue. The lower flanks and abdomen are white or pinkish. The pectoral, pelvic, and anal fins are white to pink. The pectoral fin has black on its axil and on the upper part of its base. The dorsal fin is greyish-blue at the front and yellow at the rear.

