Élasmobranches (requins et raies) (sharks and rays) >
Squatiniformes (Angel sharks) >
Squatinidae (Angel sharks)
Etymology: Squatina: Latin for skate, which angel sharks superficially resemble, presumably tautonymous with Squalus squatina Linnaeus 1758 (no species mentioned). (See ETYFish); tergocellatoides: -oides, Greek suffix meaning like, resembling, having the form of: described as “closely allied” to S. tergocellata but with a different color pattern, much longer tail, more numerous snout tubercles, and no medial series of dorsal tubercles. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal. Subtropical; 28°N - 22°N, 118°E - 122°E (Ref. 54912)
Northwest Pacific: Taiwan Straits.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 63.0 cm TL mâle / non sexé; (Ref. 247)
Known only from two specimens. Ovoviviparous (Ref. 50449). Other details of habitat and biology unknown.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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 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
Traumatogenic
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
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=0.00676 (0.00293 - 0.01558), b=3.07 (2.88 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.9 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (45 of 100).
