أشلاق (القروش و الشفانين) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Carcharhinidae (Requiem sharks)
Etymology: Nasolamia: nasus (L.), nose, referring to large, traverse nostrils and narrow conical snout; lamia, Greek for a shark-like fish (See ETYFish); velox: Latin for swift or speedy, allusion not explained, perhaps referring to its swimming velocity inferred by its slender form (See ETYFish).
More on author: Gilbert.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري القاع; نطاق العمق 15 - 192 m (Ref. 96339), usually 15 - 24 m (Ref. 9253). Tropical; 32°N - 18°S, 122°W - 71°W
Eastern Pacific: Baja California, Mexico and the Gulf of California to Peru.
Length at first maturity / الحجم / وزن / العمر
النضج: Lm ?, range 90 - ? cm
Max length : 150 cm TL ذكر/ مختلط الجنس; (Ref. 244)
Found inshore and offshore on the continental shelves. Feeds on small bony fish, including anchovies, and crabs. Viviparous, with 5 young in a litter. Size at birth about 53 cm. Not known to have attacked people. Utilized fresh and frozen for human consumption and processed for fishmeal.
Viviparous, placental (Ref. 50449). Five pups of about 53 cm TL in each litter (Ref. 28023). Distinct pairing with embrace (Ref. 205).
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: Version 2025-1)
استخدامات بشرية
مصائد: غير مهمة تجارياً
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 20.6 - 28.4, mean 26.6 °C (based on 38 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00229 - 0.01045), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 4.2 ±0.74 se; based on food items.
المرونه (مرجع
120179): منخفظ جدا, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أكثر من 14 سنة (Fec=5).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
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Nutrients (Ref.
124155): Calcium = 26.2 [3.5, 136.1] mg/100g; Iron = 0.776 [0.202, 2.391] mg/100g; Protein = 20.7 [18.3, 22.9] %; Omega3 = 0.19 [0.08, 0.45] g/100g; Selenium = 53.5 [12.5, 160.5] μg/100g; VitaminA = 15.6 [5.7, 43.3] μg/100g; Zinc = 0.59 [0.28, 1.11] mg/100g (wet weight);
