The Spearfish is also known as Shortbill Spearfish. The Spearfishs body colour is generally dark blue to blue black on the upper back and flanks progressing down to a silvery white belly area. The Spearfish is not often confused with other billfish as the bill on the head is shorter usually less than 20% of the total body length. The dorsal fin is dark blue at the front and a mottling of dark blue and brown at the back when fully extended the front of the dorsal is wider than the depth of the body. The pectoral fins are short and black in colour the pelvic fins are also black but are longer than the pectoral fins. The anal fins are whitish with a darker border. The Spearfish is a long slender fish growing up to 2m and approximately 30kg in weight.