Elasmobranchii (sharks and rays) > Rajiformes
(Skates and rays) > Arhynchobatidae
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
Marine; demersal; depth range 192 - 712 m (Ref. 76878), usually 300 - 400 m (Ref. 76878). Tropical; 0°C - ; 33°S - 41°S, 112°E - 141°E (Ref. 114953)
Eastern Indian Ocean: southwestern Australia (Ref. 114953).
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 29 - ? cm
Max length : 34.3 cm TL male/unsexed; (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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. 124695)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 10.1 - 14.2, mean 11.3 °C (based on 15 cells).
Phylogenetic diversity index (Ref. 82805
= 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
Trophic level (Ref. 69278
): 3.7 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (37 of 100) .