The king of herrings, Regalecus glesne, an oarfish of the family Regalecidae, is found in all the world’s oceans, at depths of between 20 metres (66 ft) and 1,000 metres (3,300 ft). Its total length can reach 12 metres (39 ft), and it can weigh up to 272 kilograms (600 lb). The rarely seen king of herrings is the world’s longest bony fish.