wahoo

Species (Acanthocybium solanderi) of swift-moving, powerful, predaceous food and game fish found worldwide, especially in the tropics. A slim, streamlined fish, it has sharp-toothed, beaklike jaws and a tapered body ending in a crescent-shaped tail. Gray-blue above and paler below, it is marked with a series of vertical bars and, like the related tunas, has a row of small finlets behind the dorsal and anal fins. It may grow to 6 ft (1.8 m) long and weigh more than 120 lb (55 kg).