分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ophidiiformes (Cusk eels)
鼬鳚目 (Cusk eels) >
Carapidae (Pearlfishes)
潛魚科 (Pearlfishes) > Pyramodontinae
Etymology: Pyramodon: Greek, pyramis = pyramid + Greek, odous = teeth (Ref. 45335).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 底中水層性; 深度上下限 120 - 731 m (Ref. 6347). 溫帶
Indo-West Pacific: off East London, South Africa; Australia and New Zealand.
印度-西太平洋: 外海的南非東倫敦; 澳洲與紐西蘭。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 29.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 4104)
Eel-like, moderate to relatively deep body depth; a large single vomerine fang; pelvic fin rays present; swim bladder large, filling visceral cavity and extending past anus; dorsal and anal fin radials robust and elongate; dorsal fin anteriad or directly over anal fin origin; lacking rockerbone, cardiform teeth, and intrinsic swim bladder constrictions or tunic ridges (Ref. 34024). Body lightly pigmented with dorsal and anal fin margins pigmented over posterior quarter; precaudal vertebrae 17-19; anus more posterior with distance from snout to anus 130 to 151% head length (Ref. 34024).
鰻魚狀的, 中等的對相當深的體高; 一個大的單一犛骨尖牙; 腹鰭鰭條呈現; 泳鰾大的, 填充臟腔而且延伸經過肛門; 背部的與臀鰭動脈結實的與延長; 背鰭位在前的或直接地在臀鰭起源之上; 缺乏篦板骨，鋼絲刷狀齒與真正的泳鰾壓縮或長袍脊.(參考文獻 34024) 身體顏色很淡有背部的，而且臀鰭邊緣在在後部的四分之一以來有顏色了; 尾前椎 17-19; 肛門較向後的具有距離吻尖對肛門 130 到 151% 頭長.(參考文獻 34024)
A benthic (Ref. 75154) and rare species (Ref. 34024). Probably a free-living species of the outer shelf and upper continental slope.
稀有的種.(參考文獻 34024) 可能外部大陸棚的一個獨立生存種與大陸坡上層。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
印度-西太平洋: 外海的南非東倫敦; 澳洲與紐西蘭。
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 16 August 2019
人類使用
漁業: 沒有興趣
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Estimates based on models
Preferred temperature (Ref.
123201): 10.9 - 19.1, mean 13.8 °C (based on 66 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
