Elasmobranchii (sharks and rays) > Rajiformes
(Skates and rays) > Arhynchobatidae
Etymology: Notoraja: Greek, noton = back + Latin, raja = fish, Raja sp. (Ref. 45335); sticta: Name from Greek 'stiktos' meaning spotted or dappled, refers to its strong blotched dorsal coloration..
More on authors: McEachran & Last.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 820 - 1200 m (Ref. 75642). Temperate; 33°S - 35°S, 129°E - 133°E (Ref. 114953)
Eastern Indian Ocean: Great Australian Bight, South Australia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 62.7 cm TL male/unsexed; (Ref. 75642)
A demersal species found on continental slope (Ref. 114953). Length of this species reaches at least 62.7 cm TL; adult males 52.5-54.3 cm TL, a juvenile male paratype at 50.8 cm TL, the smallest specimen was 27.1 cm TL (Ref. 75642). Rarely caught and few individuals exist in museum collections (Ref. 114953).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
McEachran, J.D. and P.R. Last, 2008. New deepwater skates of the genus Notoraja (Rajoidei: Aehynchobatidae) from southern Australia and the eastern Indian Ocean. In Last, P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds): Descriptions of new Australian skates (Batoidea: Rajoidei) Pg. 155-172. CSIRO marine and atmospheric research paper no. 021. (Ref. 75642)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 2.1 - 5.5, mean 5 °C (based on 26 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00290 - 0.01143), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.8 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Moderate to high vulnerability (45 of 100).