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); 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
生態學
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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 61.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5578); 43.2 cm TL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 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).
一個矮胖又單色的貓鯊有小的眼，一個長的厚而寬的吻與長的唇溝; 嘴突出的在眼正前方; 胸鰭非常短的.(參考文獻 5578) 全黑色或黑的到普通褐色或灰色的; 沒有斑紋.(參考文獻 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).
棲息於大陸斜坡了, 在底部上面或附近。 (參考文獻 244) 吃小的硬骨魚，蝦，烏賊與可能其他的鯊魚。 (參考文獻 5578) 卵生的.(參考文獻 50449)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 25 April 2018
人類使用
漁業: 沒有興趣
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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 (0.00175 - 0.00721), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.8 ±0.3 se; based on diet studies.
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): 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);
