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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Malacocephalus: Greek, malakos = soft + Greek, kephale = head (Ref. 45335); boretzi: Named for L.A. Borets (TINRO) (Ref. 33732).
Eponymy: Dr Leonid A Boretz (also spelled Borets) was a Russian ichthyologist at the Pacific Scientific Research Fisheries Centre, Vladivostok. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / ລະດັບຄວາມເລິກ / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ; ລະດັບຄວາມເລິກ 270 - 290 m (Ref. 40966). Deep-water
Northwest Pacific (Ref. 40966) and Northeast Pacific (Ref. 58302).
ຂະໜາດ / ນ້ຳໜັກ / Age
ການຈະເລີນເຕັມໄວ: Lm ?  range ? - ? cm
Max length : 47.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 33732)
ຄີ (ໜາມ)ແຂງຢູ່ຫຼັງປາ (ທັງໝົດ) : 2; ຄີຫຼັງຂອງປາ (ຄີອ່ອນ) (ທັງໝົດ) : 9 - 11; ຄີກົ້ນຂອງປາ: 17 - 20. Pectoral fin long. Teeth small, conical, numerous, with fang-shaped teeth on dentary. Luminous organ a small roundish anterior leathery lens, located in a deep pit . Few rows of scales separated from periproct and scale covered skin within the limits of periproct which is not separated from the latter by processes. Luminous gland with about 10 muscular cords located on its dorsal surface. Abdominal vertebrae 12-13 (Ref. 33732).
Body shape (shape guide): elongated.
Life cycle and mating behavior
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
ເຄື່ອງມື
Special reports
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Preferred temperature (ເອກະສານອ້າງອີງ
123201): 5.2 - 6.5, mean 5.7 °C (based on 12 cells).
Phylogenetic diversity index (ເອກະສານອ້າງອີງ
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00109 - 0.00421), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (ເອກະສານອ້າງອີງ
69278): 3.8 ±0.4 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): Moderate vulnerability (37 of 100).
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