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Tetrapturus angustirostris  Tanaka, 1915

Shortbill spearfish
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Image of Tetrapturus angustirostris (Shortbill spearfish)
Tetrapturus angustirostris
Picture by FAO

分类 / Names 俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

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

环境 / 气候 / 范围 生态学

; 海洋; 海洋洄游的 (Ref. 51243); 深度上下限 0 - 1830 m (Ref. 86942), usually 0 - 350 m (Ref. 89423).    , preferred 28°C (Ref. 107945); 43°N - 56°S, 20°E - 68°W

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | 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).

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 230 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9308); common length : 190 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9308); 最大体重: 52.0 kg (Ref. 43)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 0; 背的软条 (总数): 51-57; 臀棘 0; 臀鳍软条: 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.

生物学特性     字汇 (例如 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 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

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

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

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)

世界自然保护联盟红皮书 (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

对人类的威胁

 




人类利用

渔业: 低经济; 游钓鱼种: 是的
FAO(渔业: 产生; publication : search) | FisheriesWiki | 周边海洋

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