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: 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
生態學
海洋 居於水底的; 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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 244); 47.0 cm TL (female)
背棘 (總數) : 0; 臀棘: 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).
一個貓鯊具有一個在吻部，一個寬的頭部上的突出朝上的癤瘤, 而且在身體上沒有斑點。 (參考文獻 5578) 黃褐色的顏色, 具有成對的輪廓暗色的鞍狀斑 (參考文獻 5578) 的寬的﹐垂直的﹐和深褐色的斑紋, 腹側乳黃色的.(參考文獻 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).
棲息於大陸棚，從岸邊到較深的水域了。 (參考文獻 244) 主要吃小的硬骨魚類與甲殼動物, 也捕食頭足類與小的板鰓類。 (參考文獻 244)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
人類使用
漁業: 自給性漁業; 游釣魚種: 是的
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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 (0.00175 - 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): 4.2 ±0.4 se; based on diet studies.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
