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Oxynotus bruniensis:   (click for more)

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FAO Names
En - Prickly dogfish, Fr - Centrine aiguille, Sp - Cerdo marino agujeta.
3Alpha Code: OXB     Taxonomic Code: 1090500603
Scientific Name with Original Description
Centrina bruniensis  Ogilby, 1893, Rec.Australian Mus., 2(5):62. Holotype: In Tasmanian Museum. Type Locality: Bruny Island, Tasmania.
Diagnostic Features
fieldmarks: Short, blunt snout, high, sail-like dorsal fins with spines and broad apices, no anal fin, first dorsal spine inclined backward, high, thick, triangular body with large, rough denticles, circular spiracles, lanceolate upper teeth, lower bladelike teeth in less than 12 rows, uniform grey-brown coloration.

Spiracle small and circular. Supraorbital ridges not greatly expanded and not forming a knob in front of spiracles.  Apices of dorsal fins broadly triangular, posterior margin straight or weakly concave; first dorsal spine inclined backward.  Colour uniform grey-brown, without prominent markings. 
Geographical Distribution

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Confined to temperate waters of the western South Pacific, off southern Australia (South Australia, Victoria, Tasmania, and New South Wales) and New Zealand.
Habitat and Biology
A little-known but fairly common deepwater bottom shark of the outer continental and insular shelves and uppermost slopes,at depths from 46 to 500 m.
Ovoviviparous, a litter of 7 embryos reported for one female. 
Size
Maximum total length about 72 cm, adults males 60 cm, adults females 72 cm. Size at birth greater than 10 cm.
Interest to Fisheries
None at present, taken incidentally in bottom trawlers but probably not used.
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.
Bibliography
Ayling & Cox, 1982
Bigelow & Schroeder, 1957
Cadenat & Blache, 1981
Garrick, 1960a
Norman, 1932
Stead, 1963
Whitley, 1940
 
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