ইলাসমোব্রাঙ্কি (হাঙ্গর এবং রে) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Leucoraja: Greek, leykos = white + Latin, raja = a fish, Raja sp. (Ref. 45335); pristispina: Name from Greek 'pristis' for saw and the Latin 'spina' for thorn or backbone, refers to the rows of thorns on the midline of the disc and tail..
More on authors: Last, Stehmann & Séret.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক সমুদতলে ভাসমান বেনথোপেলাজিক; গভীরতার পরিসীমা 202 - 504 m (Ref. 75643). Tropical; 13°S - 30°S, 111°E - 123°E (Ref. 114953)
Eastern Indian Ocean: off Australia and eastern Indonesia (Ref. 114953).
আকৃতি / ওজন / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.1 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 75643); 37.8 cm TL (female)
Lengths of adolescent males ranged from 32.6-34.1 cm TL, with smallest juvenile a neonate 9.4 cm TL; adult males 34.8-40.1 cm TL (Ref. 75643).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Last, P.R., M.F.W. Stehmann and B. Séret, 2008. Leucoraja pristispina sp. nov., a new deepwater skate from Western Australia. pp. 145-154. In Last, P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds.): Descriptions of new Australian skates (Batoidea: Rajoidei) pg. 145-154. CSIRO marine and atmospheric research paper no. 021. (Ref. 75643)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 11.3 - 13.5, mean 11.8 °C (based on 17 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00167 - 0.00688), b=3.25 (3.09 - 3.41), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.5 ±0.1 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): নিম্ন/ , সর্বনিম্ন প্রজন দ্বিগুনের সময় ৪.৪-১৪ বৎসর (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).