分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beloniformes (Needle fishes)
頜針魚目 (Needle fishes) >
Belonidae (Needlefishes)
頜針魚科 (Needlefishes)
Etymology: Tylosurus: Greek, tylos = callus + Greek, oura = tail (Ref. 45335).
More on author: Bleeker.
Issue
Considered mostly as a subspecies in the literature. Therefore the upraise at species rank here is considered as a provisionally accepted name, until more works are conducted on T. acus susbepcies to fix their status.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水 礁區魚類; 海洋洄游的 (Ref. 51243); 深度上下限 0 - 1 m (Ref. 58302). 熱帶; 32°N - 28°S
Indo-Pacific: East Africa (Ref. 3130) to the central and south Pacific. Eastern Central Pacific: oceanic islands such as the Revillagigedo, Clipperton and Cocos (Ref. 9279).
印度-太平洋: 東非 (參考文獻 3130) 到中央與南方的太平洋的。 中太平洋東部: 大洋性島嶼例如雷維拉吉哥多島，克利珀頓島與可可島.(參考文獻 9279)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 100.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9137); common length : 115 cm TL 雄魚/尚未辨別雌雄; (Ref. 5450)
背棘 (總數): 0; 背的軟條 (總數): 24-27; 臀棘 0; 臀鰭軟條: 22 - 24; 脊椎骨: 90 - 95. Anterior part of dorsal fin with a low lobe, contained 10.5-13.3 times in body length; a distinct black lateral keel on caudal peduncle; caudal fin deeply forked. Juveniles have an elevated black lobe in the posterior part of the dorsal fin (Ref. 9682). Longer jaws with more numerous teeth and narrower caudal lobes than T. crocodilus (Ref. 37816).
背鰭前部有被包含 10.5-13.3個倍體長的一個低的葉; 一個明顯的黑色側龍骨在尾梗上; 尾鰭深深地分岔。 稚魚在後面的部分背鰭中有一個升高的黑色葉。 (參考文獻 9682) 超過 T. crocodilus 較長的頜部有眾多的齒與較狹窄的尾葉。 (參考文獻 37816)
Found in offshore and coastal waters. Feeds mainly on small fishes. Marketed mostly fresh. The flesh is of good quality (Ref. 9682). Oviparous (Ref. 205). Eggs may be found attached to objects in the water by tendrils on the egg's surface (Ref. 205).
發現於外海與沿岸水域了。 主要吃小魚。 市場上大部份生鮮地銷售。 肉是有好品質的。 (參考文獻 9682) 卵生的.(參考文獻 205) 卵可能被發現於在卵的表面上的捲鬚水依附於目標。 (參考文獻 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
印度-太平洋: 東非 (參考文獻 3130) 到中央與南方的太平洋的。 中太平洋東部: 大洋性島嶼例如雷維拉吉哥多島，克利珀頓島與可可島.(參考文獻 9279)
Collette, B.B., 1984. Belonidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51), Volume 1. FAO, Rome. (Ref. 3130)
人類使用
漁業: 商業性
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Estimates based on models
Preferred temperature (Ref.
123201): 28.2 - 29.3, mean 28.8 °C (based on 979 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00126 (0.00056 - 0.00281), b=3.11 (2.93 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.3 ±0.76 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 (60 of 100).
Nutrients (Ref.
124155): Calcium = 63.2 [18.0, 264.5] mg/100g; Iron = 0.484 [0.217, 1.261] mg/100g; Protein = 16.6 [13.8, 19.8] %; Omega3 = 0.0972 [, ] g/100g; Selenium = 18.7 [8.2, 47.9] μg/100g; VitaminA = 272 [40, 1,552] μg/100g; Zinc = 0.953 [0.563, 1.596] mg/100g (wet weight);
