Any of about 60 species (family Belonidae) of primarily marine, edible, carnivorous fishes found throughout temperate and tropical waters. Needlefish are adept jumpers and have a long, slender jaw with sharp teeth. They are long, slim, and silvery, with a blue or green back. The largest species grows to 4 ft (1.2 m) long. The garfish (Belone belone) occurs in Europe, and the houndfish (Tylosurus crocodilus) is found everywhere in the tropics.