(كوسه ها و سپرماهيان) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Squalidae (Dogfish sharks)
Etymology: Cirrhigaleus: Latin, cirrus = curl fringe + Greek, galeos = a shark (Ref. 45335).
Issue
Genus B. Mundy, pers. comm.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي موجوداتی که در اعماق زیر 200 متر زندگی و تغذیه می کنند; تغييرات عمق 200 - 650 m (Ref. 55584). Deep-water; 35°N - 35°S, 171°W - 51°E (Ref. 55304)
Western Atlantic: North Carolina to the Florida Keys (Ref. 3814) and the northern Gulf of Mexico. Western Indian Ocean: southern Mozambique to South Africa; also Reunion, Comoros, and the Aldabra islands (Ref. 33390). Eastern Central Pacific: Hawaiian Islands.
Length at first maturity / Size / Weight / سن
Maturity: Lm 110.0 range ? - ? cm
Max length : 120 cm TL جنس نر / بدون خواص جنسي; (Ref. 247); 115.0 cm TL (female)
خارهاي باله پشتي (کل) : 2; خارهاي باله مخرجي: 0. A heavy-bodied dogfish with a blunt, rounded snout, large denticles and noticeably rough skin; body without spots; 1st dorsal fin spine behind pectoral fins (Ref. 5578). Dark grey or brown above, lighter below; white edges on fins (Ref. 5578); juveniles brown (Ref. 6577).
Found on the upper continental and insular slopes (Ref. 247). Adults feed on bony fishes and squids (Ref. 5213). Ovoviviparous (Ref. 205), with 21 to 22 young in a litter (Ref. 247).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Ovoviviparous, with 21 to 22 young in a litter.
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: از بی علاقه گی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 9.7 - 18.4, mean 13.4 °C (based on 113 cells).
Phylogenetic diversity index (Ref.
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).
Trophic level (Ref.
69278): 4.5 ±0.62 se; based on food items.
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Fec=21-22).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (72 of 100).
