Elasmobranchii (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Triakidae (Houndsharks) > Triakinae
Etymology: Mustelus: Latin, mustela, -ae = weasel (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; demersal; depth range 5 - 624 m (Ref. 56504), usually 5 - 50 m (Ref. 244). Subtropical; 58°N - 34°S, 19°W - 36°E
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 80 - ? cm
Max length : 200 cm TL male/unsexed; (Ref. 27000); common length : 100.0 cm TL male/unsexed; (Ref. 26999); max. reported age: 24 years (Ref. 30745)
Eastern Atlantic: British Isles and France to South Africa, including the Mediterranean, Madeira and the Canary Islands. Often referred to as Mustelus canis which is restricted to the western Atlantic.
Found on the continental shelves and uppermost slopes, from the intertidal region to at least 350 m depth (Ref. 244). Collected to depth of 624 m in the eastern Ionian Sea (Ref. 56504). Sometimes in midwater but prefers to swim near the bottom (Ref. 244). Feeds mainly on crustaceans, but also cephalopods and bony fishes (Ref. 244). Viviparous, with a yolk-sac placenta (Ref. 244). Taken by shore and ski-boat anglers (Ref. 5578). Utilized for human consumption, oil, and fishmeal (Ref. 244). Sexual maturity is reached at a length of 70-80 cm (Ref. 35388).
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 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Fisheries: highly commercial; gamefish: yes
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00189 (-0.05278 - 0.05656), b=3.10 (3.06 - 3.14), based on LWR estimates for this species (Ref.
93245).
Trophic Level (Ref.
69278): 3.8 ±0.5 se; Based on diet studies.
Resilience (Ref.
69278): Very Low, minimum population doubling time more than 14 years (K=0.06-0.12; tm=6-15; tmax=24; Fec=4).
Vulnerability (Ref.
59153): High to very high vulnerability (74 of 100) .