ইলাসমোব্রাঙ্কি (হাঙ্গর এবং রে) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Notoraja: Greek, noton = back + Latin, raja = fish, Raja sp. (Ref. 45335); azurea: Name from French 'azura' meaning blue, refers to its striking, metallic blue dorsal coloration..
More on authors: McEachran & Last.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক ব্যথিডিমারসাল সমুদ্র তলদেশবিহারী; গভীরতার পরিসীমা 765 - 1440 m (Ref. 75642). Temperate; 30°S - 45°S, 113°E - 155°E (Ref. 114953)
Indo-West Pacific: Australia.
আকৃতি / ওজন / Age
Maturity: Lm ?  range ? - ? cm
Max length : 64.5 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 75642)
A benthic species found on continental slope (Ref. 114953). Length of smallest mature male 53.5 cm TL and smallest juvenile 19.3 cm TL (Ref. 75642). Occasionally caught by deep-sea trawlers (Ref. 114953).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
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. 130435)
Threat to humans
Harmless
Human uses
হাতিয়ার
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 2.9 - 6.1, mean 5.1 °C (based on 140 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [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).
ট্রফিক পর্যায়ে (Ref.
69278): 3.8 ±0.7 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): নিম্ন/ , সর্বনিম্ন প্রজন দ্বিগুনের সময় ৪.৪-১৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (46 of 100).