Elasmobranchii (hajar och rockor) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Irolita: From Irolita, a princess in love with prince Parcinus. The beauty of the princess was worthly the world´s admiration. Mythology; westraliensis: Named for Western Australia from where this species occirs.
Eponymy: Irolita is a beautiful female character in a fairy story written by Marie-Catherine Le Jumel de Barneville, Baroness d’Aulnoy (1650–1705). The reasoning behind this choice of name is not explained by the author. (Ref. 128868), visit book page.
More on authors: Last & Gledhill.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; djupintervall 142 - 209 m (Ref. 75641). Subtropical; 19°S - 28°S, 111°E - 120°E (Ref. 114953)
Eastern Indian Ocean: Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 43.0 cm TL hane/ej könsbestämd; (Ref. 75641)
Found on outer continental shelf. Life history unknown. Males reaches maturity at ca. 35 cm TL. Caught rarely and discarded as bycatch (Ref. 114953).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Last, P.R. and D.C. Gledhill, 2008. A new species of round skate, Irolita westraliensis sp. nov. (Rojoidei: Aehynchobatidae), from northern Western Australia. pp. 173-181. In Last, P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds.): Descriptions of new Australian skates (Batoidea: Rajoidei). CSIRO marine and atmosheric research paper no. 021. (Ref. 75641)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 14.6 - 20.4, mean 20.1 °C (based on 7 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00279 - 0.01081), b=3.11 (2.94 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.7 ±0.7 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low to moderate vulnerability (33 of 100).
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