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Tetrapturus angustirostris  Tanaka, 1915

Shortbill spearfish
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Image of Tetrapturus angustirostris (Shortbill spearfish)
Tetrapturus angustirostris
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Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (strålfeniga fiskar) > Perciformes (Perch-likes) > Istiophoridae (Billfishes)
Etymology: Tetrapturus: Greek, tetra = four + Greek, pteron, fin, wing (Ref. 45335).   More on author: Tanaka.

Miljö / Klimat / Range Ekologi

; marina; havsvandrande (Ref. 51243); djupintervall 0 - 1830 m (Ref. 86942), usually 0 - 350 m (Ref. 89423).   Subtropical, preferred 28°C (Ref. 107945); 43°N - 56°S, 20°E - 68°W

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Indian and Pacific: tropical and temperate waters. Although some stray individuals are found in the Atlantic Ocean, this species is believed to have its spawning grounds and principal populations only in the Pacific and Indian Oceans. Highly migratory species, Annex I of the 1982 Convention on the Law of the Sea (Ref. 26139).

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 230 cm TL hane/ej könsbestämd; (Ref. 9308); common length : 190 cm TL hane/ej könsbestämd; (Ref. 9308); publicerad maxvikt: 52.0 kg (Ref. 43)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 0; Mjukstrålar i ryggfenan (totalt): 51-57; Taggstrålar i analfenan 0; Mjukstrålar i analfenan: 18 - 23. Dark blue above, blue splattered with brown on the sides, silvery white below; 1st dorsal fin plain dark blue, other fins brown or dark brown; anal fin bases with tinges of silvery white.

Biologi     Ordlista (t.ex. epibenthic)

Oceanic and epipelagic, found above the thermocline (Ref. 9308). Feeds on fishes, cephalopods and crustaceans. Also caught as a by-catch of long lines with hooks intended for tuna. Marketed frozen and prepared as fish cakes and sashimi in Japan (Ref. 9308). Also prepared as sausages.

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Spawning is believed to occur mainly during the winter months, especially in warm offshore currents with surface temperature of about 25°C.

Main reference Upload your references | referenser | Koordinator | Medarbetare

Nakamura, I., 1985. FAO species catalogue. Vol. 5. Billfishes of the world. An annotated and illustrated catalogue of marlins, sailfishes, spearfishes and swordfishes known to date. FAO Fish. Synop. 125(5):65p. Rome: FAO. (Ref. 43)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fiskeri: mindre kommeriell; sportfisk: ja
FAO(fiskeri: produktion; publication : search) | FisheriesWiki | Sea Around Us

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