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) >
Squaliformes (Sleeper and dogfish sharks) >
Somniosidae (Sleeper sharks)
Etymology: Centroselachus: centr[um] (L.), prickle or sharp point, referring to spines on both dorsal fins; selachos (Gr.), a cartilaginous fish (i.e., shark or ray). (See ETYFish); crepidater: crepida (L.), low shoe (e.g., slipper); ater (L.), black, transliteration of Portuguese vernacular sapata preta, black shoe, allusion not explained, possibly referring to superficial resemblance to a black velvet slipper [see also Deania calceus, Centrophoridae]. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 深度上下限 230 - 1500 m (Ref. 26346). 深水域; 64°N - 57°S, 77°W - 159°W
Eastern Atlantic: Iceland, Faeroe Islands along Atlantic slope to Portugal, Senegal, Madeira, Gabon to Democratic Republic of the Congo, Namibia (Ref. 247). Indian Ocean: Aldabra and the Travancore coast of India. Western Pacific: New South Wales, Australia and New Zealand. Southeast Pacific: northern Chile.
東大西洋: 冰島, 沿著大西洋斜坡到葡萄牙，塞內加爾，馬得拉群島，加彭到剛果，那米比亞的法羅群島。 印度洋: 亞達伯拉與印度的印度特拉凡哥爾海岸。 西太平洋: 澳洲新南威爾斯與紐西蘭。 東南太平洋: 智利北部。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 75.4, range 82 - ? cm
Max length : 130 cm TL 雄鱼/尚未辨别雌雄; (Ref. 6577); 最大年龄: 54 年 (Ref. 57506)
背棘 (总数): 2; 背的软条 (总数): 0; 臀棘 0; 臀鳍软条: 0. Black or blackish brown in color, dorsal fins with very small fin spines, very long snout, greatly elongated labial furrows that nearly encircle mouth, lanceolate upper teeth and bladelike lower teeth with moderately long, oblique cusps, fairly slender body that does not taper abruptly from pectoral region, moderately large lateral trunk denticles with partly smooth, oval, cuspidate crowns in adults and subadults (Ref. 247).
黑色或暗褐色的颜色, 背鳍具有非常小的鳍棘 , 非常长的吻,非常延长了用中等长度又斜的尖头几乎环绕嘴, 矛尖形的上颚齿与刀叶状的下颚齿的唇沟, 非常细长的身体哪一不会从胸的区域突然变细, 普通大的侧面躯干细齿用部分平滑，椭圆形的，和尖的冠当成鱼与亚成鱼时.(参考文献 247)
A fairly common species found on continental and insular slopes (Ref. 6871), on or near the bottom (Ref. 5578). Feeds mainly on fish and cephalopods (Ref. 6871). Ovoviviparous (Ref. 205), with 4-8 young in a litter (Ref. 6871), born at 28-35 cm (Ref. 26346). The flesh is high in mercury; utilized as fishmeal and source of squalene (Ref. 6871).
一个非常普遍种发现于大陆斜坡与岛屿斜坡 (参考文献 6871)了, 在底部上面或附近。 (参考文献 5578) 主要吃鱼与头足类动物。 (参考文献 6871) 卵胎生的 (参考文献 205), 有四个 -8 幼鱼在 28-35 公分出生的一胎 (参考文献 6871).(参考文献 26346) 肉是高水银含量; 利用了制成鱼粉与鲨烯的原料。 (参考文献 6871)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Ovoviviparous, with 4-8 young in a litter (Ref. 6871). Born at 28-35 cm (Ref. 26346). Distinct pairing with embrace (Ref. 205).東大西洋: 冰島, 沿著大西洋斜坡到葡萄牙，塞內加爾，馬得拉群島，加彭到剛果，那米比亞的法羅群島。 印度洋: 亞達伯拉與印度的印度特拉凡哥爾海岸。 西太平洋: 澳洲新南威爾斯與紐西蘭。 東南太平洋: 智利北部。
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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
世界自然保护联盟红皮书 (Ref. 130435)
临近濒危 (NT) (A2bd); Date assessed: 21 November 2019
人类利用
渔业: 低经济
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Estimates based on models
Preferred temperature (Ref.
123201): 2.6 - 10.8, mean 7.8 °C (based on 659 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00181 - 0.00503), b=3.12 (2.98 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 4.2 ±0.4 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=4-8, tmax=54, tm=9-15).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (78 of 100).
Climate Vulnerability (Ref.
125649): Moderate vulnerability (38 of 100).
Nutrients (Ref.
124155): Calcium = 5.64 [1.10, 30.50] mg/100g; Iron = 0.287 [0.069, 0.959] mg/100g; Protein = 20.1 [17.2, 22.3] %; Omega3 = 0.277 [0.101, 0.885] g/100g; Selenium = 18.1 [5.4, 54.3] μg/100g; VitaminA = 12.2 [2.5, 62.2] μg/100g; Zinc = 0.29 [0.14, 0.57] mg/100g (wet weight);
