Common names from other countries
Elasmobranchii (hajar och rockor) (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); armata: Latin for armed with a weapon, referring to heavy thorns on snout and between eyes, large hooked thorns on back, and enlarged thorns on leading edge of pectoral fins. (See ETYFish).
More on author: Philippi.
Issue
This species is questionably a synonym of Squatina californica Ayres, 1859 in Eschmeyer (CofF ver. Jul. 2010: Ref. 84883) following various authors. Please send references, or more studies are needed.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande. Subtropical
Southeast Pacific: Chile. Not in Compagno's 1999 checklist (Ref. 35766).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 95.0 cm TL hane/ej könsbestämd; (Ref. 128587)
Ovoviviparous (Ref. 50449).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Ovoviviparous, embryos feed solely on yolk (Ref. 50449).
Pequeño, G., 1989. Peces de Chile. Lista sistematica revisada y comentada. Rev. Biol. Mar., Valparaiso 24(2):1-132. (Ref. 9068)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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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=0.00676 (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).
Trofisk nivå (Ref.
69278): 4.0 ±0.6 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): High vulnerability (58 of 100).