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: Halaelurus: halos (Gr.), sea; ailouros (Gr.), cat, probably an allusion to the vernacular “catshark,” so named for its cat-like eyes. (See ETYFish); natalensis: -ensis, Latin suffix denoting place: the coast of Natal, South Africa, type locality. (See ETYFish).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 0 - 172 m (Ref. 5578). 亞熱帶的; 33°S - 35°S
Southeast Atlantic: Cape Agulhas to East London in South Africa. Until recently, two species were confused under this name, the present one and the recently described Halaelurus lineatus (Ref. 244).
東南大西洋: Agulhas海岬到在南非的東倫敦。 直到最近，二個種是在此名稱下混淆, 一個存在的與最近描述的 細紋梅花鯊〔Halaelurus lineatus〕 .(參考文獻 244)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 244); 47.0 cm TL (female)
背棘 (总数): 0; 背的软条 (总数): 0; 臀棘 0; 臀鳍软条: 0. A catshark with a prominent upturned knob on the snout, a broad head, and with no spots on the body (Ref. 5578). Yellow-brown in color, with pairs of broad, vertical, dark brown stripes outlining dusky saddles (Ref. 5578), cream ventrally (Ref. 5510).
一个猫鲨具有一个在吻部，一个宽的头部上的突出朝上的疖瘤, 而且在身体上没有斑点。 (参考文献 5578) 黄褐色的颜色, 具有成对的轮廓暗色的鞍状斑 (参考文献 5578) 的宽的，垂直的，和深褐色的斑纹, 腹侧乳黄色的.(参考文献 5510)
Found on the continental shelf, from close inshore to deeper water (Ref. 244). Feeds mainly on small bony fishes and crustaceans, also cephalopods and small elasmobranchs (Ref. 244).
栖息于大陆架，从岸边到较深的水域了。 (参考文献 244) 主要吃小的硬骨鱼类与甲壳动物, 也捕食头足类与小的板鳃类。 (参考文献 244)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous, with 6 to 11 egg-cases per oviduct (commonly 6 to 9) at a time (Ref. 244). Egg cases retained until embryos are well-advanced (Ref. 5578).東南大西洋: Agulhas海岬到在南非的東倫敦。 直到最近，二個種是在此名稱下混淆, 一個存在的與最近描述的 細紋梅花鯊〔Halaelurus lineatus〕 .(參考文獻 244)
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: 自给性渔业; 游钓鱼种: 是的
更多信息
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Estimates based on models
Preferred temperature (Ref.
123201): 15.7 - 21.9, mean 18 °C (based on 30 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [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): 4.2 ±0.4 se; based on diet studies.
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
