أشلاق (القروش و الشفانين) (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); leiodon: leios (Gr.), smooth; odon (Gr.) tooth, referring to smooth-edged teeth on upper jaw (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق 30 - 40 m (Ref. 106604). Tropical; 16°N - 15°N
Western Indian Ocean: known only from southern Arabia, Gulf of Aden (probably at Qishn in Yemen).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 165 cm TL ذكر/ مختلط الجنس; (Ref. 106604)
Known only from the holotype (immature male). Viviparous (Ref. 50449).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Viviparous, placental (Ref. 50449). Distinct pairing with embrace (Ref. 205).
Garrick, J.A.F., 1985. Additions to a revision of the shark genus Carcharhinus: synonymy of Aprionodon and Hypoprion, and description of a new species of Carcharhinus (Carcharhinidae). NOAA Tech. Rep. NMFS 34. U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service. 26 p. (Ref. 6821)
IUCN Red List Status (Ref. 130435: Version 2024-2)
في خطر (EN) (A2cd+3cd); Date assessed: 09 February 2017
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00513 (0.00236 - 0.01115), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.2 ±0.6 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).