The longbill spearfish (Tetrapturus pfluegeri) is a species of marlin native to the Atlantic Ocean where it is found above the thermocline in open waters. This species can reach a length of 254 centimetres (100 in) FL and the maximum weight recorded is 58 kilograms (128 lb). It feeds on pelagic fishes such as needlefish, tuna, and jack, as well as squids. They spawn once a year.