أشلاق (القروش و الشفانين) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Squalidae (Dogfish sharks)
Etymology: Cirrhigaleus: Latin, cirrus = curl fringe + Greek, galeos = a shark (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري قاعية المعيشة; نطاق العمق 140 - 650 m (Ref. 26346). Deep-water; 36°N - 40°S, 120°E - 173°W (Ref. 54331)
Western Pacific: southeastern Honshu in Japan, New South Wales in Australia, New Zealand, and Torres Island in Vanuatu.
Length at first maturity / الحجم / وزن / العمر
النضج: Lm ?, range 92 - ? cm
Max length : 126 cm TL ذكر/ مختلط الجنس; (Ref. 6871)
الأشواك الظهرية (المجموع) : 2; شوكة شرجية: 0. Recognized by its tremendous, mandarin-like nasal barbels (Ref. 247).
Body shape (shape guide): elongated.
Found on the uppermost continental and insular slopes, and probably the outer continental-insular shelves (Ref. 31367). Probably feeds on bottom fishes and some invertebrates (Ref. 247). Ovoviviparous (Ref. 205), with 10 pups in a litter (Ref. 247). Although not utilized commercially, the liver is relatively high in squalene oil (Ref. 6871).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Ovoviviparous with 10 young in a litter (5 per uterus).
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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 11.2 - 18.7, mean 13.8 °C (based on 39 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00168 - 0.00747), 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 (مرجع
69278): 4.0 ±0.61 se; based on food items.
المرونه (مرجع
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Fec=10).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (76 of 100).
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