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); microps: micro-, from mikros (Gr.), small; ops (Gr.), eye, described as having the smallest eyes in its original genus, Scyliorhinus (Scyliorhinidae). (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 深度上下限 1000 - 2200 m (Ref. 55584). 深水域; 67°N - 38°S
Southeast Atlantic: off the Orange River to Cape Agulhas, South Africa. Elsewhere known from the North Atlantic.
東南大西洋: 外海的到南非的 Agulhas 角的橘河。 其他地方已知來自北大西洋了。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 61.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5578); 43.2 cm TL (female)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 臀棘: 0. A stout, plain catshark with small eyes, a long thick and broad snout, and long labial furrows; mouth projecting well in front of eyes; pectoral fins very short (Ref. 5578). Uniformly black or dark to medium brown or grey; no markings (Ref. 5578).
一个矮胖又单色的猫鲨有小的眼，一个长的厚而宽的吻与长的唇沟; 嘴突出的在眼正前方; 胸鳍非常短的.(参考文献 5578) 全黑色或黑的到普通褐色或灰色的; 没有斑纹.(参考文献 5578)
Found on the continental slope, on or near the bottom (Ref. 244). Feeds on small bony fish, shrimp, squid, and possibly other sharks (Ref. 5578). Oviparous (Ref. 50449).
栖息于大陆斜坡了, 在底部上面或附近。 (参考文献 244) 吃小的硬骨鱼，虾，乌贼与可能其他的鲨鱼。 (参考文献 5578) 卵生的.(参考文献 50449)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Oviparous (Ref. 5578). Embryos feed solely on yolk (Ref. 50449).東南大西洋: 外海的到南非的 Agulhas 角的橘河。 其他地方已知來自北大西洋了。
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)
人类利用
渔业: 没有兴趣
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Estimates based on models
Preferred temperature (Ref.
123201): 3 - 6.1, mean 3.7 °C (based on 57 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).
营养阶层 (Ref.
69278): 3.8 ±0.3 se; based on diet studies.
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 vulnerability (44 of 100).
Nutrients (Ref.
124155): Calcium = 10.9 [1.9, 65.3] mg/100g; Iron = 0.36 [0.08, 1.25] mg/100g; Protein = 18.7 [16.6, 20.9] %; Omega3 = 0.249 [0.094, 0.654] g/100g; Selenium = 16.7 [5.1, 56.2] μg/100g; VitaminA = 6.45 [1.27, 30.69] μg/100g; Zinc = 0.319 [0.159, 0.597] mg/100g (wet weight);
