Common names from other countries
分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (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); canutus: Latin for hoary (gray or ash-colored), referring to its dark-gray coloration (with minute white spots underneath denticles). (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 500 - 1000 m (Ref. 55584). 深水域; 18°N - 13°N
Western Central Atlantic: leeward islands off Antigua and Anguilla.
中西大西洋: 背風群島外海的安地瓜與安圭拉。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 43.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 244); 45.0 cm TL (female)
A deepwater bottom shark found on the insular slopes off the leeward islands. Oviparous (Ref. 50449). Poorly known. Not utilized at present.
一種深水底棲鯊魚從背風群島發現於島的斜坡了。 卵生的.(參考文獻 50449) 知道的很少。 目前未被人類利用。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Females spawn off leeward islands (Ref. 244).中西大西洋: 背風群島外海的安地瓜與安圭拉。
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
CITES (Ref. 128078)
Not Evaluated
人類使用
漁業: 沒有興趣
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Estimates based on models
Preferred temperature (Ref.
115969): 6.6 - 9, mean 7.3 (based on 7 cells).
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).
營養階層 (Ref.
69278): 3.8 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 非常低的, 最小族群倍增時間超過14 年 (Fec assumed to be <10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).