Elasmobranchii (sharks and rays) > Rajiformes
(Skates and rays) > Arhynchobatidae
Etymology: Pavoraja: Latin, pavo = peacock + Latin, raja, -ae = a sting ray (Raja sp.) (Ref. 45335); pseudonitida: Name from Greek 'pseudos' for false, with Latin 'nitidus' for elegant, refers to the superficial resemblance to its congener Pavoraja nitida..
More on authors: Last, Mallick & Yearsley.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 212 - 512 m (Ref. 76878). Tropical; 16°S - 22°S, 146°E - 153°E (Ref. 114953)
Western Pacific: off Queensland, Australia.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 32 - ? cm
Max length : 37.2 cm TL male/unsexed; (Ref. 76878)
A demersal species on upper continental slope. Smallest mature male reaches 32 cm TL (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. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 7 - 18.8, mean 12.9 °C (based on 50 cells).
Phylogenetic diversity index (Ref. 82804
= 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
): Low, minimum population doubling time 4.5 - 14 years (Preliminary low fecundity).
Fishing Vulnerability (Ref. 59153
): Low to moderate vulnerability (27 of 100).