Fish of very small scales; elongated and cylindrical body, broad but flat head The dorsal and anal fins are of the same size. The extremity of the upper caudal fin is much longer than the lower. Back and sides are dark brown, with 2 sharply defined silvery bands. It presents a yellowish womb. The fins are dark. It can reach 2 meters of total length and 70kg. It is found generally in the middle of water column and near to the surface. 0ccasionally it can be also found in shallow waters with gravel bottom or reef, as well as in estuaries and bays. It prefers waters with temperature in the range of 20 the 30 Cº degrees. He is an arduous fighter when hooked, There are some companies who are raising them in captivity.