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) >
Carcharhinidae (Requiem sharks)
白眼鮫科 (Requiem sharks)
Etymology: Carcharhinus: karcharos (Gr.), sharp or jagged; rhinus, an ancient name for sharks, from rhine (Gr.), rasp, both words alluding to a shark's jagged, rasp-like skin. (See ETYFish); perezii: In honor of Poey’s companion and friend Laureano Perez Arcas (1824-1894), University of Madrid, whose textbook Elementos de Zoología Poey used at the University of Havana. (See ETYFish).
More on author: Poey.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 深度上下限 1 - 65 m (Ref. 9710), usually 1 - 35 m (Ref. 40849). 亞熱帶的; 33°N - 35°S, 100°W - 33°W (Ref. 55187)
Western Atlantic: Florida, USA to southern Brazil, including the northern Gulf of Mexico and the Antilles.
西大西洋: 美國佛羅里達到巴西南部, 包括墨西哥灣北部與安地列斯群島。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 160.0, range 152 - 168 cm
Max length : 300 cm TL 雄魚/尚未辨別雌雄; (Ref. 9710); 295.0 cm TL (female); 最大體重: 69.9 kg (Ref. 40637)
A large, gray shark with an interdorsal ridge and short blunt snout. 1st dorsal fin small with short rear tip (Ref. 26938).
大, 灰色鯊魚有一個間背脊與短的鈍吻。 第一背鰭小且有短的後頂端。 (參考文獻 26938)
Found on continental and insular shelves, often near drop-offs on the outer edges of reefs. May rest on the bottom (Ref. 9710). Usually found in reefs, at less than 30 m deep (Ref 26938). Feed on bony fishes, including bigeyes (Priacanthidae). Viviparous (Ref. 50449). Size at birth below 73 cm. A dangerous species implicated in an abortive attack on divers in the Caribbean. Meat is prepared dried salted for human consumption, hides for leather, liver for oil, carcasses for fish meal.
棲息於大陸棚與島嶼棚了, 時常在礁的外緣上的海峭壁的附近。 五月停留在底部上。 (參考文獻 9710) 通常發現於礁, 在少於 30 公尺深 (參考文獻 26938). 捕食硬骨魚類, 包括大眼鯛 (大眼鯛科) 。 胎生的.(參考文獻 50449) 出生時的大小小於 73 公分。 一個危險的種在加勒比海關係到流產的攻擊潛水者了。 肉被準備乾燥鹽醃供人類消費，皮用做皮革，肝臟用於製造魚肝油，殘骸用於魚粉。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449).西大西洋: 美國佛羅里達到巴西南部, 包括墨西哥灣北部與安地列斯群島。
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)
IUCN 瀕危狀態 (Ref. 130435)
瀕危 (EN) (A2bcd); Date assessed: 01 July 2019
人類使用
漁業: 商業性
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Estimates based on models
Preferred temperature (Ref.
123201): 25.3 - 28, mean 27.2 °C (based on 396 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00221 - 0.01036), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.5 ±0.8 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): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 3.45 [0.66, 18.50] mg/100g; Iron = 0.348 [0.085, 1.010] mg/100g; Protein = 23 [20, 25] %; Omega3 = 0.145 [0.054, 0.363] g/100g; Selenium = 14.6 [4.6, 45.9] μg/100g; VitaminA = 28.1 [9.3, 88.8] μg/100g; Zinc = 0.333 [0.154, 0.655] mg/100g (wet weight);
