Distribution: In warm waters in Atlantic, Pacific and Indian Oceans; in the eastern Pacific from Redondo Beach, southern California south to the Gulf of California and the Revillagigedos Islands. Juveniles occur in California waters primarily during warm water years. Occurs both offshore and inshore over the continental shelf. Known to eat fishes, including sharks and rays, and is generally considered dangerous in some parts of its range, although no attacks are recorded along the U.S. West Coast. Has a low dorsal ridge along the back between the two dorsal fins.