A coastal-pelagic, semi-oceanic shark occurring over the continental and insular shelves. Young form schools and forage near the bottom, migrating to deeper outer reef waters as they grow. Adults solitary or in pairs. Feeds on fishes, including other sharks and rays (Ref. 1602), cephalopods, and crustaceans; also on turtles (Ref. 2334). Non-aggressive unless stimulated by fish blood. Utilized: fresh, dried-salted, smoked and frozen; also sought for fins and hides (Ref. 9987). Game fish record weighed almost 450 kg (Ref. 9987).