Elasmobranchii (sharks and rays) > Carcharhiniformes
(Ground sharks) > Triakidae
(Houndsharks) > Triakinae
Etymology: Mustelus: Latin, mustela, -ae = weasel (Ref. 45335).
Environment / Climate / Range
Marine; demersal; depth range ? - 350 m (Ref. 6808). Temperate; 61°N - 16°N, 19°W - 36°E
Length at first maturity / Size / Weight / Age
Maturity: Lm 80.0, range 85 - ? cm
Max length : 140 cm TL male/unsexed; (Ref. 244); max. published weight: 4.8 kg (Ref. 4699)
Northeast Atlantic: British Isles and North Sea to Canary Islands, including the Mediterranean and Mauritania.
A common inshore and offshore shark found on the continental and insular shelves from the intertidal down to at least 100 m. Prefers sandy and gravelly bottom. Feeds primarily on crustaceans (crabs, hermit crabs, lobsters and slipper lobsters). Ovoviviparous (aplacental), with 7 to 15 young per litter. Size at birth about 30 cm. Utilized fresh and dried salted.
Ovoviviparous, embryos feed solely on yolk (Ref. 50449).
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. (Ref. 244)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: commercial; gamefish: yes
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00182 (0.00119 - 0.00279), b=3.13 (3.00 - 3.26), based on LWR estimates for species & Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.3 se; Based on diet studies.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (tm=2-3; Fec=7).
Vulnerability (Ref. 59153
): High to very high vulnerability (70 of 100) .