Marine; reef-associated; non-migratory; depth range 0 - 50 m . Tropical; 31°N - 28°S, 32°E - 167°E

Maturity: Lm ?  range ? - ? cm Max length : 40.0 cm TL male/unsexed;

Dorsal spines (total): 10; Dorsal soft rays (total): 13 - 15; Anal spines: 3; Anal soft rays: 10 - 11. This species is distinguished by the following characters: a single postmaxillary process; D X, usually 14 soft rays; A III, usually 11soft rays; supratemporal band of scales generally interrupted at dorsal midline by a narrow scaleless zone; lateral line scales modally 49; scales above lateral line to dorsal -fin origin 7-10 (modally 8), below lateral line to anal-fin origin 14-19; predorsal scales 20-26; greatest body depth 2.2-3.1 in SL, head length 2.7-3.4 in SL; colour of body bluish, belly paler than upper sides; tips of caudal fin lobes, axil of pectoral fins, and upper base of pectoral fins black; caudal fin blue (except in juveniles where caudal fin and portions of caudal peduncle often yellow); pectoral, pelvic, and anal fins white to pale blue (pink or reddish after death); dorsal fin bluish ( Ref. 68703, 90102).