Élasmobranches (requins et raies) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Squalidae (Dogfish sharks)
Etymology: Squalus: Genus name from Latin 'squalus' meaning shark (Ref. 6885, 27436).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; profondeur 320 - 410 m (Ref. 86942). Deep-water; 16°S - 18°S, 168°E - 170°E (Ref. 54898)
Western Central Pacific: Chesterfield Islands (Ref. 11897) and Vate, Vanuatu.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 65 - ? cm
Max length : 77.0 cm TL (female)
Épines dorsales (Total) : 2; Épines anales: 0. No conspicuous black tips on fins, no white spots on body (Ref. 247).
Found on the insular slopes (Ref. 247). Probably ovoviviparous, with 3 young per litter (Ref. 247).
Probably ovoviviparous, with 3 young per litter. Size at birth about 24 cm.
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00162 - 0.00707), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.3 ±0.3 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (Fec=4).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).