أشلاق (القروش و الشفانين) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Pentanchidae (Deepwater catsharks)
Etymology: Galeus: galeos, a small shark or dogfish according to Aristotle and others. (See ETYFish); arae: Of Ara, motor yacht owned by William K. Vanderbilt II (1878-1944), wealthy collector of natural history and marine specimens, from which holotype was collected. (See ETYFish).
More on author: Nichols.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية المعيشة; نطاق العمق 250 - 750 m (Ref. 55584). Deep-water; 5°C - 11°C; 34°N - 12°N
Western Central Atlantic: South Carolina to Florida (USA), northern Gulf of Mexico and Caribbean coast from Belize to Nicaragua.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 36.0 cm TL ذكر/ مختلط الجنس; (Ref. 244); 43.0 cm TL (female)
Presence of caudal crest of large denticles. Ground tint pale yellowish brown, strikingly marked along sides and back with row of dark brown blotches and spots (Ref. 6032).
Found on the upper continental and insular slopes. Feeds on deepwater shrimps. There is partial segregation by depth. Ovoviviparous (Ref. 50449).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Ovoviviparous, embryos feed solely on yolk (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)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 9.8 - 18.1, mean 13.1 °C (based on 54 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00176 - 0.00714), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.6 ±0.59 se; based on food items.
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).
Nutrients (Ref.
124155): Calcium = 11.6 [2.2, 74.8] mg/100g; Iron = 0.33 [0.07, 1.11] mg/100g; Protein = 16.8 [13.8, 19.9] %; Omega3 = 0.214 [0.082, 0.534] g/100g; Selenium = 7.01 [2.29, 21.33] μg/100g; VitaminA = 14.3 [3.0, 66.2] μg/100g; Zinc = 0.525 [0.247, 0.996] mg/100g (wet weight);
