Scientific Name
Tetrapturus angustirostris  
Tetrapturus angustirostris小吻四鰭旗魚
by: ©The Food and Agriculture Organization of the United Nations (FAO)
Author Tanaka, 1915 Depth 0 - 1830M
Chinese 小吻四鰭旗魚 Poisonous Fish No 
Family_Chinese 旗魚科 Economic Fish Yes 
Family F477 Istiophoridae Edible Fish Yes  Chinese In Mainland China 小吻四鰭旗魚 
Max Length 230 cm  Aquarium Fish No  Common Name 紅肉屎仔、紅肉丁挽 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan East、North East、LanI Is. 
Habitats Ocean、Deep Sea、Coastal  Holotype Locality Sagami Bay, Japan 
Synonyms Pseudohistiophorus angustirostris, Pseudohistiophorus illingworthi, Tetrapterus angustirostris, Tetrapturus illingworthi, Tetrapturus kraussi   
Reference 臺灣魚類誌(沈等, 1993);The Live Marine Resources of the Western Central Pacific, Vol.6(FAO, 2001) 
Specimen List FRIP20281. FRIP22403.  
Common Name Slender spearfish; Shortnosed spearfish; Short bill spearfish; Short-billed spear-fish; Shortbill spearfish; Japanese spearfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic The body is elongated and fairly compressed. Bill very short and slender usually less than 15% of body length, round in cross section. Nape nearly straight. Pectoral fins narrow and short and less than 15% of body length. Pelvic fins slender about twice the length of the pectorals. Caudal peduncle fairly compressed (laterally) and slightly depressed (dorsoventrally) with double keels on each side and a shallow notch on both the dorsal and ventral surfaces. Lateral line single and well visible. Body dark blue dorsally, blue splattered with brown laterally, and silvery white ventrally, without dots and stripes. First dorsal fin dark blue, without dots or blotches; remaining fins brown or dark brown; bases of first and second anal fins often tinged with silvery white.
habitats The shortbill spearfish is an oceanic and pelagic fish which does not generally occur in coastal or enclosed waters but is fount well offshore. Spawning is believed to occur mainly during the winter month, especially in warm offshore currents with surface 
Distribution The shortbill spearfish is highly migratory species, occurred mainly in the tropical, subtropical and temperate waters of the Pacific and Indian Oceans and is thought to be strong oceanic, rarely entering coastal waters. Although some stray individuals ar 
Utility Marketed frozen and prepared as fish cakes and sashimi in Japan. Also prepared as sausages.