分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Pentanchidae (Deepwater catsharks)
Etymology: Apristurus: a-, Latin privative, i.e., without; pristis, from pristes (Gr.), sawyer (but here meaning saw); oura (Gr.), tail, referring to absence of saw-toothed crest of enlarged dermal denticles along upper edge of caudal fin as found in the closely related Pristiurus (=Galeus). (See ETYFish); aphyodes: Greek for whitish, referring to its pale-gray coloration. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海区的; 深度上下限 1014 - 1800 m (Ref. 31787). 深水域; 58°N - 57°N
Northeast Atlantic.
東北大西洋。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 56.9 range ? - ? cm
简单描述
检索表 | 型态特徵 | 形态测量图
Body slender and cylindrical. Dermal denticles from dorsolateral side of body small and erect.
身体细长而圆筒形的。 来自背外侧的身体侧边的表皮的细齿小而直立的。
Oviparous (Ref. 50449).
卵生的.(参考文献 50449)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).東北大西洋。
Nakaya, K. and M. Stehmann, 1998. A new species of deep-water catshark, Apristurus aphyodes n. sp., from the Eastern North Atlantic (Chondrichthyes: Carchariniformes: Scyliorhinidae). Arch. Fish. Mar. Res. 46(1):77-90. (Ref. 31787)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00176 - 0.00714), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.9 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 非常低的, 最小族群倍增时间超过14 年 (Fec assumed to be <10).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (47 of 100).
Nutrients (Ref.
124155): Calcium = 68 [11, 679] mg/100g; Iron = 0.416 [0.082, 2.133] mg/100g; Protein = 18.2 [15.6, 20.9] %; Omega3 = 0.217 [0.047, 0.913] g/100g; Selenium = 3.5 [0.6, 22.8] μg/100g; VitaminA = 338 [26, 4,063] μg/100g; Zinc = 1.53 [0.54, 4.90] mg/100g (wet weight);
