| ||Squalus spinosus Gmelin, 1789|
| ||Echinorhinus obesus Smith, 1849|
| ||Echinorhinus (Rubusqualus) mccoyi Whitley, 1931|
|En - Bramble shark, Fr - Squale bouclé, Sp - Tiburón de clavos.|
3Alpha Code: SHB Taxonomic Code: 1090600901|
|Scientific Name with Original Description|
|Squalus brucus Bonnaterre, 1788, Tabl.encyclop.method.trois reg.Nat., Ichthyol., Paris, 11. Holotype: lost. Type Locality: "L'Océan" (eastern North Atlantic).|
Dermal denticles on body and fins varying from small to very large, with many large, widely spaced, thorn or buckler-like denticles with bases not stellate and over a centimetre wide; some of these large denticles are fused in groups of 2 to 10 and may form large plates over 25 mm across.
|fieldmarks: No anal fin, dorsals spineless and far back, first behind pelvic origins, large scattered thornlike denticles on body and fins.|
|Western Atlantic: Virginia, Massachusetts, USA; Argentina. Eastern Atlantic: Scottish and Irish Atlantic Slopes and North Sea to Mediterranean, Morocco, Canary Islands, Senegal, Ivory Coast; Namibia to Cape of Good Hope, South Africa. Western Indian Ocean: South Africa, southern Mozambique, ?Oman, India. Western Pacific: Japan (southeastern Honshu), Australia (South Australia), New Zealand, ?Kiribati.|
|Habitat and Biology|
|A large, sluggish bottom shark sometimes occurring in shallow water but primarily a deepwater species, occurring on the continental and insular shelves and upper slopesat depths from 18 to 900 m. |
Ovoviviparous, number of young per litter from 15 to 24; may breed in April in Indian waters.
Eats smaller sharks (spiny dogfish), bony fishes (including ling, catfish, and lizardfish), and crabs.
|Maximum total length about 3.1 m. Young born between 29 and 90 cm, adult females reported at 213 to 230 cm, adult males reported at 150 to 174 cm.|
|Interest to Fisheries|
|Apparently relatively common only in the eastern Atlantic, especially from the North Sea to Portugal, where it is caught in bottom trawls and on line gear.|
Utilized in the eastern Atlantic for fishmeal; liver oil has high value for medicinal purposes in South Africa.Relatively unimportant as a fisheries species.
|Source of Information|
|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. Compagno, L.J.V.1984FAO Fisheries Synopsis.
, (125) Vol.4, Part 1. |
Bigelow & Schroeder, 1948
Cadenat & Blache, l981
Hureau & Monod, 1973
Musick & McEachran, 1969
Silas & Severaj, 1972