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); saldanha: Named for Saldanha Bay, South Africa, type locality. (See ETYFish).
More on author: Barnard.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 453 - 717 m (Ref. 5578). 深水域; 31°S - 40°S
Southeast Atlantic: Cape Columbine to south of False Bay in South Africa (Ref. 5578).
東南大西洋: 在南非的科倫拜岬到佛斯海灣南方.(參考文獻 5578)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 88.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5578)
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 moderately large eyes, a long, thick and broad snout, and long labial furrows; mouth not projecting in front of eyes; pectoral fins large (Ref. 5578). Uniformly dark grey-brown (Ref. 5578).
一個矮胖又單色的貓鯊有普通大的眼，一個長的﹐厚的與寬的吻與長的唇溝; 嘴不是突出在眼睛前面中; 胸鰭大的.(參考文獻 5578) 全黑灰褐色.(參考文獻 5578)
Found on the continental slope (Ref. 244). Feeds on small bony fish and cephalopods (Ref. 5578). Oviparous (Ref. 50449).
棲息於大陸斜坡了。 (參考文獻 244) 吃小的硬骨魚與頭足類動物。 (參考文獻 5578) 卵生的.(參考文獻 50449)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Oviparous (Ref. 5578). Paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).東南大西洋: 在南非的科倫拜岬到佛斯海灣南方.(參考文獻 5578)
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)
人類使用
漁業: 沒有興趣
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Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 11.9, mean 10.8 °C (based on 5 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): 4.2 ±0.7 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): High vulnerability (55 of 100).
