Redspot Cardinalfish

Predorsal scales 4; preopercular edge serrate; preopercular ridge smooth to slightly crenulate; body depth 2.85-3.05 in SL; silvery blue-gray with 6 orange to orange-yellow stripes on head and body, those on body narrower than blue-gray interspaces; third orange-yellow stripe from dorsal edge of eye ending below space between dorsal fins; midlateral orange-yellow stripe ending in a red spot at base of caudal fin (Ref. 33415).

Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205).

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Analspines: 2; Analsoft rays: 8; Vertebrae: 24

Inhabit coral reef (Ref. 75154). Form small aggregations (Ref. 33415). Distinguished from A. cyanosoma by the presence of a single red spot at the midbase of the caudal fin, a higher number of gill rakers, and apparently a smaller maximum size (Ref. 33415).