Ελασμοβράγχιοι (καρχαρίες και σαλάχια) (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); arenaria: Name from Latin 'arenarius' for sandy, refers to its pale dorsal disc coloration..
More on authors: Last, Mallick & Yearsley.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς); εύρος βάθους 192 - 712 m (Ref. 76878), usually 300 - 400 m (Ref. 76878). Tropical; 33°S - 41°S, 112°E - 141°E (Ref. 114953)
Eastern Indian Ocean: southwestern Australia (Ref. 114953).
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm ?, range 29 - ? cm
Max length : 34.3 cm TL αρσενικό/απροσδιόριστο; (Ref. 76878)
A demersal species found on outher continental shelf and upper slope. Males reaches maturity at ca. 29-33 cm TL. Life history unknown (Ref. 114953).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 10.1 - 14.2, mean 11.3 °C (based on 15 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).
Τροφικό Επίπεδο (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού 4,5 - 14 έτη (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).