7139 Macrourus whitsoni (Regan, 1913) Macrouridae Grenadiers or rattails Gadiformes Teleostei Whitson's grenadier Southern Ocean: Circumpolar (generally confined inside the Convergence except in the Falkland Islands area). ISH 350-1976 1975 Macrourus whitsoni 767 - 800 m ISH 179-1985 1985 Macrourus whitsoni 445 - 552 m ISH 43-1985 1985 Macrourus whitsoni 666 m ISH 60-1985 1985 Macrourus whitsoni 562 m