Identifying features: Sides dark brown, grey or almost black, sometimes with rough skin. Long lateral line with strong curve at end of pectoral fin (may have additional curves further along body). Pelvic fins well developed. Distinct spiny ridge sometimes present along belly. Body solid, moderately long. Head large with long fang-like teeth in upper jaw.

Comparisons: Other similar species have more silvery bodies and either lack or have very small pelvic fins.

Fillets: Moderately deep, rather elongate, upper profile almost straight, taper pronounced, milky white. Rich highly prized fish, flavor intensive, oil rich. Cooks up bright white.

Habitat: Pelagic in the open ocean, probably concentrating around seamounts.

Catching method: Longliners