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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
Sinh thái học
Biển Tầng đáy biển sâu; Mức độ sâu 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 / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm 110.0  range ? - ? cm
Max length : 120 cm TL con đực/không giới tính; (Ref. 247); 115.0 cm TL (female)
Các tia vây lưng cứng (tổng cộng) : 2; Tia cứng vây hậu môn: 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).
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Các nghề cá: không ích lợi (thú vị)
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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 (0.00171 - 0.00737), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 4.5 ±0.62 se; based on food items.
Thích nghi nhanh (Ref.
120179): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (Fec=21-22).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (72 of 100).