Elasmobranchii (sharks and rays) > Carcharhiniformes
(Ground sharks) > Triakidae
(Houndsharks) > Triakinae
Etymology: Mustelus: Latin, mustela, -ae = weasel (Ref. 45335). More on author: Gill.
Environment / Climate / Range
Marine; demersal; depth range 20 - 200 m (Ref. 96339). Tropical; 20°N - 5°S
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 43 - ? cm
Max length : 64.0 cm TL male/unsexed; (Ref. 9253)
Eastern Pacific: southern Mexico to Peru.
An inshore bottom-dwelling shark found on the continental shelves. Feeds primarily on shrimps and probably other crustaceans. Viviparous (with a yolk-sac placenta), with 4 young in a litter. Size at birth, 21 to 23 cm.
Viviparous, with a yolk-sac placenta (Ref. 244).
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: minor commercial
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=0.00224 (0.00111 - 0.00453), b=3.18 (3.01 - 3.35), based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.55 se; Based on food items.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (Fec=4).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (29 of 100) .