Marine fish with regularly ossified skeleton. Fusiform body. Eyes with adipose membrane. Last soft radius of the second dorsal and anal fins separated from the rest, although united by a small membrane. Two small hard spokes in front of the anal fin, separated from her. Main lateral line and short accessory lateral line, up to the first 5 or 6 radii of the second dorsal fin. Bright dark greenish-gray in the upper half of the body. Silvery white by flanks and belly. A black spot in the upper corner of the operculum. Up to 60 cm in length.