Scientific Name
Acanthurus nigroris
Common Name
Bluelined surgeonfish
Biology
Dorsal
spines
(total): 9;
Dorsal
soft rays
(total): 24-27;
Anal
spines: 3;
Anal
soft rays: 23 - 25. Color drab dark brown; spots on body located at the rear base of dorsal and anal fins. Black spot at rear base of dorsal fin not large, its greatest width more than 2 times in eye diameter. White posterior margin of caudal fin very narrow, its width less than 4 times in pupil diameter. No definite black margin around groove of peduncular spine. Body depth 1.8 to 2 times in SL. Maximum standard length about 20 cm (Ref 9808).