Cirrhigaleus asper (Merrett, 1973)
Roughskin spurdog
Cirrhigaleus asper
photo by Harris, M.

 Family:  Squalidae (Dogfish sharks)
 Max. size:  120 cm TL (male/unsexed); 115 cm TL (female)
 Environment:  bathydemersal; depth range 200 - 650 m
 Distribution:  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.
 Diagnosis:  Dorsal spines (total): 2-2; Dorsal soft rays (total): 0-0; Anal spines: 0-0; Anal soft rays: 0-0. 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).
 Biology:  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).
 IUCN Red List Status: Data deficient  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Carpenter, Kent E. - 15.06.92
 Modified by: Luna, Susan M. - 30.09.15
 Checked by: Garilao, Cristina V. - 20.11.95

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