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) >
Nettastomatidae (Duckbill eels)
絲鰻科 (Duckbill eels)
Etymology: Nettenchelys: Greek, netta = duck + Greek, enchelys, -yos = eel (Ref. 45335); exoria: From the Greek exorios meaning beyond the frontier, in reference to the posterior nostrils, which have migrated beyond the occiput and are located behind the head (Ref. 40819).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 277 - 494 m (Ref. 40819). 深水域
Western Central Atlantic: off the northeast coast of Florida and from the junction of the Northwest and Northeast Providence Channels in the Bahamas.
中西大西洋: 在巴哈馬的西北與上帝峽道東北部的外海佛羅里達與從聯接的海岸東北部。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 46.7 cm TL 雄魚/尚未辨別雌雄; (Ref. 40819)
簡短描述
型態特徵 | 形態測量圖
Posterior nostril behind occiput, between supratemporal canal and dorsal-fin origin. Median supratemporal pore absent, apparently obliterated by nasal tube. Anterior vomerine teeth not enlarged. Predorsal 32-34% preanal, head 31-34% preanal.
在後腦部後面的後鼻孔, 在上顳骨管與背鰭起點之間。 中動脈上顳骨孔不存在, 顯然地藉著鼻管塗去。 前面的犛骨齒不增大了。 前背的 32-34% 肛門前的, 頭部 31-34% 肛門前的。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
中西大西洋: 在巴哈馬的西北與上帝峽道東北部的外海佛羅里達與從聯接的海岸東北部。
Smith, D.G., J.E. Böhlke and P.H.J. Castle, 1981. A revision of the nettastomatid eel genera Nettastoma and Nettenchelys (Pisces: Anguilliformes), with descriptions of six new species. Proc. Biol. Soc. Wash. 94(2):535-560. (Ref. 40819)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 06 November 2019
人類使用
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合作者照片Stamps, Coins Misc.聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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Estimates based on models
Preferred temperature (Ref.
123201): 10 - 17.5, mean 13.1 °C (based on 28 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00036 - 0.00223), b=2.98 (2.77 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).