分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ophidiiformes (Cusk eels) >
Carapidae (Pearlfishes) > Pyramodontinae
Etymology: Pyramodon: Greek, pyramis = pyramid + Greek, odous = teeth (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 底中水层性; 深度上下限 185 - 443 m (Ref. 6347). 深水域
Southeast Pacific: Nazca Ridge.
東南太平洋: 納茲卡洋脊。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 30.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 6347)
简单描述
检索表 | 型态特徵 | 形态测量图
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 darkly pigmented but dorsal and anal fin margins unpigmented (Ref. 34024).
鳗鱼状的, 中等的对相当深的体高; 一个大的单一犁骨尖牙; 腹鳍鳍条呈现; 泳鳔大的, 填充脏腔而且延伸经过肛门; 背部的与臀鳍动脉结实的与延长; 背鳍位在前的或直接地在臀鳍起源之上; 缺乏篦板骨，钢丝刷状齿与真正的泳鳔压缩或长袍脊.(参考文献 34024) 身体暗有颜色了但是背部的与臀鳍边缘没有颜色.(参考文献 34024)
Rare species (Ref. 34024).
稀有的种.(参考文献 34024)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
東南太平洋: 納茲卡洋脊。
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)
人类利用
渔业: 没有兴趣
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Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 14, mean 13.5 °C (based on 4 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Assuming tm=2-4).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
