Classification / Names
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Élasmobranches (requins et raies) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Pavoraja: Latin, pavo = peacock + Latin, raja, -ae = a sting ray (Raja sp.) (Ref. 45335); umbrosa: Name from Latin 'umbrosus' for shady, refers to the uniform greyish dorsal surface of the disc..
More on authors: Last, Mallick & Yearsley.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 360 - 731 m (Ref. 76878). Tropical; 27°S - 33°S, 153°E - 156°E (Ref. 114953)
Western Pacific: off New South Wales, eastern Australia.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 35 - ? cm
Max length : 36.9 cm TL mâle / non sexé; (Ref. 76878)
A demersal species found on upper continental slope. Males reaches maturity at ca. 32-35 cm TL, smallest juvenile 8cm TL. Discarded bycatch of local trawl fisheries (Ref. 114953)
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Last, P.R., S. Mallick and G.K. Yearsley, 2008. A review of the Australian skate genus Pavoraja Whitley (Rajiformes: Arhynchobatidae). Zootaxa 1812:1-45. (Ref. 76878)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
PaysZones FAOÉcosystèmesOccurrencesIntroductionsStocksÉcologieRégime alimentaireÉléments du régime alimentaireConsommation alimentaireRation
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
BRUVS
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Estimates based on models
Preferred temperature (Ref.
123201): 6.8 - 12.6, mean 8.3 °C (based on 51 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00273 - 0.01106), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.7 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).