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); spongiceps: spongia (L.), sponge; ceps (New Latin), head, referring to its soft and spongy snout. (See ETYFish).
More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 深度上下限 572 - 1482 m (Ref. 11146). 深水域; 21°N - 8°S
Pacific Ocean: Banda Sea off southern Sulawesi and the Hawaiian Islands.
太平洋: 班達海外海的 Sulawesi南部與夏威夷群島。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 50.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 244)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 臀棘: 0. Dark brown, without conspicuous markings on fins (Ref. 244).
深褐色的, 没有显着的斑纹在鳍上.(参考文献 244)
A rare shark known only from two specimens taken on the insular slopes, on or near the bottom (Ref. 244). Benthic (Ref. 58302). Oviparous (Ref. 50449).
一只稀有的鲨鱼已知只来自采自岛的斜坡二件标本了, 在底部上面或附近。 (参考文献 244) 卵生的.(参考文献 50449)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).太平洋: 班達海外海的 Sulawesi南部與夏威夷群島。
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
工具
特别资料
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Estimates based on models
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): 3.9 ±0.4 se; based on size and trophs of closest relatives
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 (40 of 100).
