A pelagic (Ref. 26340) schooling species usually found in offshore reefs (Ref. 9710). Juveniles are encountered along shores of sandy beaches, also over muddy bottoms (Ref. 9626). May penetrate into brackish water and ascend rivers. Feed on fishes, shrimps, and other invertebrates (Ref. 3277). Often approach divers (Ref. 9710). Eggs are pelagic (Ref. 4233).