इलाज़मौबरांकी (शारक और रेज़) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Carcharhinidae (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
पारिस्थितिकी
समुद्री प्रवाल-भित्ति संयुक्त; गहराई सीमा 1 - 65 m (Ref. 9710), usually 1 - 35 m (Ref. 40849). Subtropical; 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.
Length at first maturity / आकार / वज़न / Age
Maturity: Lm 160.0, range 152 - 168 cm
Max length : 300 cm TL पुल्लिंग / अलिंग; (Ref. 9710); 295.0 cm TL (female); अधिकतम प्रकाशित वज़न: 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).
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.
Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449).
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 Red List Status (Ref. 130435)
Human uses
मात्स्यिकी: व्यापारिक
अधिक जानकारी
संदर्भजलीयकृषिजलीयकृषि रूपरेखाखींचआनुवंशिकीElectrophoresesहैरेटिबिलटीबीमारीप्रक्रमणNutrientsMass conversion
सहयोगीयोतस्वीरेStamps, Coins Misc.ध्वनिसिगुयटिरारफ्तारतैरने के प्रकारगिल क्षेत्रOtolithsदिमागदृष्टि
साधन
Special reports
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इंटरनेट स्रोत
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).
Trophic level (Ref.
69278): 4.5 ±0.8 se; based on diet studies.
लौटाव (Ref.
120179): निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (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);
