分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Anguilliformes (Eels and morays)
鰻鱺目 (Eels and morays) >
Anguillidae (Freshwater eels)
鰻鱺科 (Freshwater eels)
Etymology: Anguilla: Latin, anguilla, .-ae = eel (Ref. 45335).
Eponymy: Dr Johann Karl Ernst Dieffenbach (1811–1855) was a German physician, naturalist, explorer, linguist and writer. [...] (Ref. 128868), visit book page.
More on author: Gray.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水 居於水底的; 降海洄游 (Ref. 51243). 亞熱帶的; 34°S - 47°S
Southwest Pacific: endemic to New Zealand.
西南太平洋: 紐西蘭的特有種。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm ?, range 80 - ? cm
Max length : 185 cm TL 雄魚/尚未辨別雌雄; (Ref. 44724); 156.0 cm TL (female); common length : 60.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9258); common length :100 cm TL (female); 最大體重: 25.0 kg (Ref. 11115)
Commonly found in lakes and rivers (Ref. 9258). Inhabits stony rivers (Ref. 9072). Migrates to the sea to breed. Oviparous (Ref. 205). Marketed fresh, smoked and frozen; eaten fried and broiled (Ref. 9988). Reports of reaching up to 2 meters and 50 kilograms are rare and more common historically; in recent times, only a few exceed 120 cm TL (Ref. 82796).
普遍地棲息於湖與河。 (參考文獻 9258) 棲息於多石河。 (參考文獻 9072) 迴游到海洋繁殖。 卵生的.(參考文獻 205) 在市場上銷售生鮮、煙燻與冷凍; 油炸後食用與火烤的.(參考文獻 9988)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Oviparous (Ref. 205).西南太平洋: 紐西蘭的特有種。
Armitage, R.O., D.A. Payne, G.J. Lockley, H.M. Currie, R.L. Colban, B.G. Lamb and L.J. Paul (eds.), 1994. Guide book to New Zealand commercial fish species. Revised edition. New Zealand Fishing Industry Board, Wellington, New Zealand, 216 p. (Ref. 9258)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
瀕危 (EN) (A2bd); Date assessed: 08 November 2018
人類使用
漁業: 商業性; 養殖: 實驗的
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Estimates based on models
Preferred temperature (Ref.
123201): 10.6 - 18.3, mean 15.1 °C (based on 138 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00093 (0.00076 - 0.00115), b=3.20 (3.15 - 3.25), in cm total length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 4.5 ±0.5 se; based on diet studies.
回復力 (Ref.
120179): 非常低的, 最小族群倍增時間超過14 年 (Tmax=60; tm=10-48 years based on age-length relationship.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
