Elasmobranchii (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Oxynotidae (Rough sharks)
Etymology: Oxynotus: oxys (Gr.), sharp; notos (Gr.), back, referring to its keeled back (“dorso carenato”). (See ETYFish); bruniensis: -ensis, Latin suffix denoting place: the shore of Bruny Island, Tasmania, where holotype was discovered in a “dried … but fair state of preservation”. (See ETYFish).
More on author: Ogilby.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 45 - 1070 m (Ref. 26346), usually 350 - 650 m (Ref. 6871). Deep-water; 31°S - 55°S, 125°E - 172°W (Ref. 54691)
Southwest Pacific: confined to temperate waters off southern Australia and New Zealand.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 60 - ? cm
Max length : 65.0 cm TL male/unsexed; (Ref. 122636); 74.0 cm TL (female); max. published weight: 6.6 kg (Ref. 122636)
Anal
spines: 0;
Anal
soft rays: 0. Uniform grey-brown coloration; short, blunt snout; high sail-like dorsal fins with spines and broad apices, first dorsal spine inclined backward; high, thick triangular body with large, rough denticles; circular spiracles; lanceolate upper teeth, lower blade-like teeth in less than 12 rows (Ref. 247).
Found on outer continental and insular shelves and uppermost slopes (Ref. 247). Probably feeds on bottom invertebrates and fishes. Ovoviviparous (Ref. 205). Taken incidentally with bottom trawls but probably not used (Ref. 247).
Ovoviviparous, with 7 young in a litter (Ref. 247). Size at birth about 24 cm (Ref. 6871). Distinct pairing with embrace (Ref. 205).
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
Fisheries: of no interest
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingNutrientsMass conversion
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