分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Scombriformes (Mackerels)
鱸形目 (Mackerels) >
Trichiuridae (Cutlassfishes)
帶魚科 (Cutlassfishes) > Trichiurinae
Etymology: Lepturacanthus: Greek, leptos = thin + Greek, oura = tail + Greek, akantha = thorn (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 半鹹淡水 底中水層性; 深度上下限 0 - 80 m (Ref. 6181). 熱帶; 21°N - 5°N, 76°E - 87°E (Ref. 6181)
Indian Ocean: Hooghly estuaries to Gulf of Mannar in the east coast of India.
印度洋: 在印度東海岸中的 Hooghly 河口到馬納爾灣。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 92.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 6181); common length : 40.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 6181)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 3; 背的軟條 (總數) : 121 - 131; 臀棘: 2; 臀鰭軟條: 74 - 84. Body extremely elongate, compressed and tapering to a point. Anal fin reduced to a long spine and 74 - 84 smaller spinules; pelvic and caudal fins absent. Lateral line running nearer the ventral contour than the dorsal contour of the body. Body color steely blue with metallic reflections in fresh specimens, becoming silvery gray after death.
身體非常細長, 扁長形的而且漸漸變細成一個尖點。 臀鰭縮小成一根長的棘了與 74- 84個較小的小刺; 腹鰭與尾鰭不存在。 側線更靠近跑超過身體的背部輪廓的腹輪廓。 體色鐵藍色的在新鮮的標本中有金屬的反光, 在死亡之後變成銀灰色。
Benthopelagic or pelagic in estuaries and coastal waters. Feeds on a wide variety of small fishes and crustaceans chiefly on prawns, young clupeoids, Harpodon nehereus and Trichiurus spp. in Hooghly estuaries, India. Caught mainly with bag nets in estuaries, with shore seines and boat seines in inshore waters, and with trawls in off-shore waters. Marketed fresh as well as dried salted.
大洋底棲性魚種或大洋性的，在河口中與沿岸水域。 在蝦，幼魚鯡魚， Harpodon nehereus 與 Trichiurus spp 上主要地吃各式各樣的小魚與甲殼動物。 在 Hooghly 河口，印度。 在近岸水域中有岸曳網與船曳網，主要地在河口中有袋網捕捉了, 與和拖網在外海水域中。 在市場上銷售生鮮地了以及乾燥鹽醃。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
印度洋: 在印度東海岸中的 Hooghly 河口到馬納爾灣。
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
人類使用
漁業: 低經濟
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00191 (0.00078 - 0.00466), b=3.11 (2.90 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.71 se; based on food items.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (57 of 100).
