About This Fish

Spearfish


The spearfish (Tetrapturus pfluegeri) is a perch like ray finned fish which belongs to the Family Istiophoridae under order Perciformes of class Actinopterygii. It is also known as Long bill spearfish, longnose spearfish, Atlantic Longbill, slender spearfish etc. It is widely distributed in subtropical and tropical waters of the Atlantic Ocean and sometime temperate waters of eastern and western Atlantic.



The spearfish has a long slender body with a pointed bill. The body is covered with densely imbedded scales with several posterior spines. It is blue-black above, silvery white splattered with brown on the sides and silvery white below. Dorsal fin is dark blue and pectoral fin is blackish brown, occasionally with tinges of grayish white while pelvic fin is blue-black with a black fin membrane. First anal fin is dark blue with silvery white at base and second anal fin is blackish brown. First dorsal fin is long and rather high throughout its length. Pelvic fin is slightly longer than pectoral fin. Tips of first dorsal and first anal fins are pointed. Pectoral fin is long and fairly wide. Caudal peduncle has double keels on each side with a caudal notch on the dorsal and ventral surface. First and second dorsal fin has 44-53 and 6-7 rays while first and second anal fin contains 13-17 and 6-7 rays respectively. Single lateral line is present which is curved above the pectoral fin and then straight towards tail. It feeds mainly on small and medium sized pelagic fishes and cephalopods. It attains sexual maturity after 2 years of age. It spawns late November to early May with peak in late winter. It grows up to 200 cm in length and 58 kg in weight. It can live up to 5 years.


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Location Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hawaii
Malta
Mauritius