ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Dipturus: Greek, di = two + Greek, pteryx = fin (Ref. 45335); canutus: Name from Latin 'canutus' for grey or ash-coloured, refers to its almost uniformly grey dorsal coloration.
Eponymy: Canutus is Latin for grey or ash-coloured and nothing to do with the tide-defying King Canute. (Ref. 128868), visit book page.
More on author: Last.
Environment: milieu / climate zone / ລະດັບຄວາມເລິກ / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ; ລະດັບຄວາມເລິກ 330 - 730 m (Ref. 75648), usually 400 - 600 m (Ref. 75648). Temperate; 32°S - 45°S, 129°E - 154°E (Ref. 114953)
Indo-west Pacific: Australia.
ຂະໜາດ / ນ້ຳໜັກ / Age
ການຈະເລີນເຕັມໄວ: Lm ? range ? - ? cm
Max length : 79.5 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 75648); 90.4 cm TL (female)
Occurs mainly on the upper continental slope, but also known to be found at 155-1050 m depths (Ref. 114953). Adolescent males varied from 64.9 - 72.1 cm TL; smallest juvenile 13.4 cm TL. Egg cases described are about 9.3 - 10.7 cm long with a maximum width of about 5.1 - 5.7 cm (Ref. 75648).
Life cycle and mating behavior
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
Last, P.R., 2008. New short-snout members of the skate genus Dipturus (Rajoidei: Rajidae) from Australian seas. pp. 53-98. In Last, P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds.): Descriptions of new Australian skates (Batoidea: Rajoidei) pg. 53-98. CSIRO marine and atmospheric research paper no. 021. (Ref. 75648)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
ເຄື່ອງມື
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Preferred temperature (ເອກະສານອ້າງອີງ
123201): 2 - 10.3, mean 7.5 °C (based on 179 cells).
Phylogenetic diversity index (ເອກະສານອ້າງອີງ
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00282 (0.00131 - 0.00604), b=3.25 (3.08 - 3.42), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (ເອກະສານອ້າງອີງ
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
ຄວາມຢືດຢຸ່ນ (ເອກະສານອ້າງອີງ
120179): ຕຳ່, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 4.5 - 14 ປີ (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (56 of 100).
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