Elasmobranchii (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
Ecology
Marine; bathydemersal; depth range 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 / Size / Weight / Age
Maturity: Lm ?, range 35 - ? cm
Max length : 36.9 cm TL male/unsexed; (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
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. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Fisheries: bycatch
Tools
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Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00562 (0.00287 - 0.01102), b=3.11 (2.94 - 3.28), 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) |
Moderate vulnerability (36 of 100). 🛈 |