分類 / Names
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Anguilliformes (Eels and morays) >
Nettastomatidae (Duckbill eels)
Etymology: Facciolella: Latin, diminutive of falx, falcis = sickle (Ref. 45335).
Eponymy: Dr Luigi Facciolà (1851–1943) was an Italian physician and ichthyologist who was the first to recognise and describe the Witch-Eel genus (1911) but in doing so used a preoccupied name (Nettastomella). [...] (Ref. 128868), visit book page.
More on author: Gilbert.
Environment: milieu / climate zone / 深さの範囲 / distribution range
生態学
海 深海浮遊性; 深さの範囲 64 - 1000 m (Ref. 96339). Deep-water
Eastern Central Pacific: Point Conception, California, USA to Panama, and Guadalupe and Galapagos Islands.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 90.0 cm TL オス/雌雄の選別がない; (Ref. 28023)
簡単な記述
検索表 | 形態学 | 形態計測学
Color uniformly brown.
Body shape (shape guide): eel-like.
Feeds on small deep-sea crustaceans (Ref. 28023). Caught well offshore in pelagic waters to depths of several hundred meters (Ref. 28023).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Grove, J.S. and R.J. Lavenberg, 1997. The fishes of the Galápagos Islands. Stanford University Press, Stanford, 863 p. (Ref. 28023)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-1)
Human uses
水産業: 興味がない
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (参照
123201): 7.1 - 13.4, mean 9.6 °C (based on 59 cells).
Phylogenetic diversity index (参照
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00036 - 0.00222), b=2.98 (2.76 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.1 ±0.30 se; based on food items.
回復力 (参照
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (tm=4).
Fishing Vulnerability (Ref.
59153): High vulnerability (56 of 100).
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