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Elasmobranchii (sharks and rays) > Carcharhiniformes (Ground sharks) > Triakidae (Houndsharks) > Triakinae
Etymology: Mustelus: Latin, mustela, -ae = weasel (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal; depth range 1 - 100 m (Ref. 55584), usually 3 - 40 m (Ref. 55311). Subtropical; 32°N - 36°S, 99°W - 47°W (Ref. 55311)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: Florida, USA and the northern Gulf of Mexico to Venezuela; also southern Brazil.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 110 cm TL male/unsexed; (Ref. 40637); common length : 80.0 cm TL male/unsexed; (Ref. 5217); max. published weight: 13.8 kg (Ref. 40637)

Found on the continental shelves, on muddy or sandy bottoms to about 80 m depth. Feeds on crabs and shrimps, and also bony fishes. Viviparous (with a yolk-sac placenta), with 7 to 14 young in a litter. Size at birth 30 cm.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Viviparous (with a yolk-sac placenta) (Ref. 244). Distinct pairing with embrace (Ref. 205).

Main reference Upload your references | References | Coordinator : Compagno, Leonard J.V. | Collaborators

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. 120744)

Data deficient (DD) ; Date assessed: 01 December 2008

CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: minor commercial

FAO(Publication : search) | FishSource | Sea Around Us

More information

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Ecology
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Common names
Synonyms
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Predators
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Fecundity
Eggs
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Age/Size
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Morphometrics
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Internet sources

Estimates based on models

Preferred temperature (Ref. 115969): 22.6 - 28, mean 25.7 (based on 450 cells).

Phylogenetic diversity index (Ref. 82805): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00186 (0.00101 - 0.00342), b=3.10 (2.94 - 3.26), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trophic Level (Ref. 69278): 3.9 ±0.67 se; Based on food items.

Resilience (Ref. 120179): Very Low, minimum population doubling time more than 14 years (Fec=7).

Vulnerability (Ref. 59153): High vulnerability (58 of 100) .

Price category (Ref. 80766): Medium.

Mustelus norrisi Springer, 1939