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Euthynnus affinis  (Cantor, 1849)

Kawakawa
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Euthynnus affinis
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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) > Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Euthynnus: Greek, eu = good + Greek, thynnos = tunna (Ref. 45335).

环境 / 气候 / 范围 生态学

; 海洋; 海洋洄游的 (Ref. 51243); 深度上下限 0 - 200 m (Ref. 54439).    18°C - 29°C (Ref. 168), preferred 28°C (Ref. 107945); 35°N - 38°S, 32°E - 137°W (Ref. 54439)

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

Indo-West Pacific: in warm waters including oceanic islands and archipelagos. A few stray specimens have been collected in the Eastern Central Pacific. Highly migratory species, Annex I of the 1982 Convention on the Law of the Sea (Ref. 26139).

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm ?, range 40 - 65 cm
Max length : 100.0 cm FL 雄鱼/尚未辨别雌雄; (Ref. 168); common length : 60.0 cm FL 雄鱼/尚未辨别雌雄; (Ref. 168); 最大体重: 14.0 kg (Ref. 30874)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 10 - 15; 背的软条 (总数): 11-15; 臀棘 0; 臀鳍软条: 11 - 15; 脊椎骨: 39. Swim bladder absent. No trace of vertebral protuberances. Anterior spines of first dorsal fin much higher than those mid-way. Interpelvic process small and bifid. Body naked except for corselet and lateral line. Posterior portion of the back with a pattern of broken oblique stripes.

生物学特性     字汇 (例如 epibenthic)

Occurs in open waters but always remains close to the shoreline. The young may enter bays and harbors. Forms multi-species schools by size with other scombrid species comprising from 100 to over 5,000 individuals. A highly opportunistic predator feeding indiscriminately on small fishes, especially on clupeoids and atherinids; also on squids, crustaceans and zooplankton (Ref. 9684). Generally marketed canned and frozen; also utilized dried, salted, smoked (Ref. 9684) and fresh (Ref. 9987).

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼


主要参考文献 Upload your references | 参考文献 | 合作者 : Collette, Bruce B. | 合作者

Collette, B.B. and C.E. Nauen, 1983. FAO Species Catalogue. Vol. 2. Scombrids of the world. An annotated and illustrated catalogue of tunas, mackerels, bonitos and related species known to date. Rome: FAO. FAO Fish. Synop. 125(2):137 p. (Ref. 168)

世界自然保护联盟红皮书 (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

对人类的威胁

  (Ref. 30911)




人类利用

渔业: 高经济性; 游钓鱼种: 是的
FAO(渔业: 产生, 物种外形; publication : search) | FIRMS (Stock assessments) | FisheriesWiki | 周边海洋

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参考文献
养殖
养殖信息
品种
遗传学
基因序列
遗传率
疾病
加工
Mass conversion
合作者
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Stamps, Coins
声音
神经毒
速度
泳型
鳃区
Otoliths
脑重体重比
眼睛色素

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