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) >
Ophichthidae (Snake eels)
蛇鰻科 (Snake eels) > Ophichthinae
Etymology: Luthulenchelys: Named for Chief Albert John Mvumbi Luthuli of KwaZulu-Natal, Africa's first winner of the Nobel Peace Prize and former President of the African National Congress; and 'enchelys' from ancient Greek meaning eel, feminine.; heemstraorum: Named for Phil and Elaine Heemstra..
More on author: McCosker.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 底中水層性; 深度上下限 ? - 460 m (Ref. 58467). 熱帶
Western Indian Ocean: presently known only from South Africa.
西印度洋: 目前已知只來自南非。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 47.3 cm TL 雄魚/尚未辨別雌雄; (Ref. 58467)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
This species is distinguished by an body with tail 62%, head 7.2%, and body depth at gill opening 1.3% of total length; dorsal-fin origin nearly 2 head lengths behind pectoral-fin tips; pectoral fin elongate; posterior nostril a hole within upper lip, covered by a flap that extends below edge of lip; no barbels on upper lip and a no slit at posterior nostril; pores small
but conspicuous, SO 1 + 4, IO 4 + 2, POM5 + 2; teeth small and conical, biserial on upper jaw, uniserial on lower jaw, a single vomerine tooth; coloration uniform grey-black; vertebral formula 20/61/165. Counts and measurements of the holotype (in mm): total length 472; head 34.0; trunk 144; tail 294; predorsal distance 64; pectoral-fin length 8.25; pectoral base 2.4;
body depth ~6 at gill openings; body width ~6 at gill openings; body depth ~5 at anus; body width ~5 at anus; snout 7.5; tip of snout to rictus 11.2; snout overhang 3.5; eye diameter 3.0; interorbital width 3.5; gill opening height 3.1; isthmus width 2.6 (Ref. 58467).
這種在鰓裂 1.3% 的全長被藉著一個身體有尾部 62% ，頭部 7.2% 與體高區別; 背鰭起點在胸鰭頂端後面的將近 2個頭長; 胸鰭延長; 後鼻孔一個上嘴唇裡面的洞,被一個在唇的邊緣之下延伸的鰓蓋蓋著了; 沒有在後鼻孔觸鬚在上嘴唇與沒有裂縫上; 孔小的
但是顯著的, 因此 1+4 ， IO 4+2, POM5+2; 齒小而錐形, 雙列的在上頜上, 排成一列的在下頜上, 一個犛骨牙齒; 顏色均勻的灰色-黑色; 椎骨的公式 20/61/165. holotype 的計數與測量:(在 mm 中) 全長 472; 頭部 34.0; 軀幹 144; 尾部 294; 前背的距離 64; 胸鰭長度 8.25; 胸鰭基底 2.4;
在鰓裂的體高 ~6; 在鰓裂的身體寬度 ~6; 在肛門的體高 ~5; 在肛門的身體寬度 ~5; 吻 7.5; 對口裂 11.2 的吻尖; 吻突出部份 3.5; 眼直徑 3.0; 眼間骨寬度 3.5; 鰓裂高度 3.1; 峽部寬度 2.6.(參考文獻 58467)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
西印度洋: 目前已知只來自南非。
McCosker, J.E., 2007. Luthulenchelys heemstraorum, a new genus and species of snake eel (Anguilliformes: Ophichthidae) from KwaZulu-Natal, with comments on Ophichthus rutidoderma (Bleeker, 1853) and its synonyms. Smithiana Bull. 7:3-7. (Ref. 58467)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00039 - 0.00204), b=3.00 (2.80 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
