Species: Abudefduf saxatilis, the Sergeant-major

Abudefduf saxatilis (Linnaeus, 1758)

Sergeant-major

Body relatively deep, oval, compressed; 1 pair of nostrils; preorbital bone narrow, without a notch above top lip; suborbital bone under eye not attached to cheek, that bone and preopercle both with smooth edges; mouth small, protrusible opens at front; teeth in single row, with notched or flat tips; a single continuous dorsal fin, XIII, 12-13; anal fin II, 10-13; no projecting short spines at upper and lower base of tail fin; caudal fin forked; scales are moderately large and rough; body scaled, head largely scaled, as are the basal parts of the median fins; lateral line incomplete, ends under end of dorsal fin base; 19-23 scales on lateral line.