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Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Apterichtus: From the Greek απτερόν (apteron), without fins, and ίχθύς (ichtus, more correctly written ichthys; masculine), fish; hatookai: Named for Mr. Kiyotaka Hatooka, ichthyological curator of OMNH.
Eponymy: Kiyotaka Hatooka is a Japanese aquarist, researcher and ichthyologist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ; ລະດັບຄວາມເລິກ 4 - 7 m (Ref. 101270). Subtropical
ການແຜ່ກະຈາຍ
ປະເທດ | ເຂດ FAO | ລະບົບນິເວດ | ການປະກົດຕົວ | Point map | ການແນະນຳ | Faunafri
Northwest Pacific: Japan and China (SE Fujian).
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ? range ? - ? cm
Max length : 53.4 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 101270)
Short description
ຕົວທີ່ໃຊ້ໃນການຈຳແນກຊະນິດ | ສະລີລະວິທະຍາ | ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…
This species is distinguished by the following characters: head 5.1-6.1 % TL, 13.3-16.0 % of preanal length; tail 60.4-62.0 % TL; body depth at gill opening 0.9-1.5 % TL, 2.3-3.8 % of preanal length; the anterior tip of the lower jaw is below the center of the eye; supratemporal pores 7; preopercular pores 4; lateral-line pores before anus 54-58; preanal vertebrae 52-56, total 137-141; MVF 54-139 (Ref. 95408); teeth conical and uniserial on jaws and vomer (with a single vomerine tooth); body coloration is yellowish brown to dark brown with small black punctuations, pale brown blotches on head and breast; with fresh specimens have reddish brown blotches, slightly paler along mid-flanks, brilliant orange blotches on head and breast, some larger than eye (Ref. 101270).
Occurs in sandy bottoms (Ref. 95408).
Life cycle and mating behavior
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
McCosker, J.E. and Y. Hibino, 2015. A review of the finless snake eels of the genus Apterichtus (Anguilliformes: Ophichthidae), with the description of five new species. Zootaxa 3941(1):49-78. (Ref. 101270)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
ເຄື່ອງມື
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00091 (0.00039 - 0.00215), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 4.0 ±0.7 se; based on size and trophs of closest relatives
ຄວາມຢືດຢຸ່ນ (Ref.
120179): ຂະໜາດກາງ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 1.4 - 4.4 ປີ (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
