ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) >
Torpediniformes (Electric rays) >
Narkidae (Sleeper rays)
Etymology: Heteronarce: Greek, heteros = other + Greek, narke = numbness (Ref. 45335).
Eponymy: Captain Dr Richard E Lloyd MB DSc (d: 1875) was a physician in the Indian Medical Service and was Surgeon Naturalist of the Marine Survey of India. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 73 - 346 m (Ref. 26165). Tropical; 14°N - 3°N, 45°E - 76°E (Ref. 114953)
Western Indian Ocean: Somalia, Socotra, Gulf of Aden to India, Arabian Sea.
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.5 cm SL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 26165); 19.5 cm (female)
Found in deep waters (Ref. 26165). Known from few specimens. Size presumably exceeds 30 cm TL. Males reaches maturity at ca. 20 cm TL. Biology and reproduction unknown (Ref. 114953).
Life cycle and mating behavior
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
Weitkamp, D.E. and R.D. Sullivan, 2003. Gas bubble disease in resident fish of the lower Clark Fork River. Trans. Am. Fish. Soc. 132(5):865-876. (Ref. 26165)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
ການປະມົງ: ທີ່ບໍ່ມີຄວາມສົນໃຈ
ເຄື່ອງມື
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5627 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
ຄວາມຢືດຢຸ່ນ (Ref.
120179): ຕຳ່, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 4.5 - 14 ປີ (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).