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)
真鯊目 (Ground sharks) >
Proscylliidae (Finback catsharks)
原鯊科 (Finback catsharks)
Etymology: Eridacnis: Etymology not explained, possibly eri-, Greek intensive particle (i.e., very), and dakno (Gr.), bite, referring to “wide, angular” mouth of E. radcliffei. (See ETYFish); barbouri: In honor of American herpetologist (and wealthy patron of science) Thomas Barbour (1884-1946), Director, Museum of Comparative Zoology, Harvard University, for the “constant assistance” he gave the authors in their studies of western North Atlantic sharks. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 400 - 650 m (Ref. 55584). 深水域
Western Central Atlantic: apparently confined to a limited area in the Florida Straits and off the north coast of Cuba.
中西大西洋: 顯然地在佛羅里達海峽與古巴的外海北海岸中侷限於一個有限制的區域了。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 200 cm TL 雄魚/尚未辨別雌雄; (Ref. 26340); common length : 30.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 6077)
Found on the upper continental and insular slopes. Probably feeds on small fishes, crustaceans and cephalopods. Ovoviviparous, with two young in a litter. Size at birth over 10 cm.
棲息於上層大陸斜坡與島嶼斜坡了。 可能吃小魚，甲殼動物與頭足類動物。 卵胎生的, 有兩個幼魚在一胎。 出生時的大小 10 公分之上。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Live-bearing, yolk-only (Ref. 50449).中西大西洋: 顯然地在佛羅里達海峽與古巴的外海北海岸中侷限於一個有限制的區域了。
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)
人類使用
漁業: 沒有興趣
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豐度
BRUVS
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Estimates based on models
Preferred temperature (Ref.
123201): 8.3 - 14.6, mean 10.6 °C (based on 47 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6328 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.8 ±0.60 se; based on food items.
回復力 (Ref.
120179): 非常低的, 最小族群倍增時間超過14 年 (Fec=2).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
