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Anguilliformes (Eels and morays) >
Congridae (Conger and garden eels) > Congrinae
Etymology: Macrocephenchelys: Greek, makros = great + Greek,kephale = head + Greek, enchelys, -yos = eel (Ref. 45335); nigriventris: Name from Latin 'nigri-' for black, dark, and '-ventris' for under side, belly, referring to the conspicuous black pigment on the posterior abdomen and anus.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển Tầng đáy biển sâu; Mức độ sâu 100 - 120 m (Ref. 129313). Subtropical
Northwestern Pacific: Taiwan.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 24.1 cm TL con đực/không giới tính; (Ref. 129313)
Short description
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This species is distinguished by the following characters: body robust and with fleshy papillae on the head and sensory pits on the ventral surface of head and body; with conspicuous patch of melanophores around the anus; preanal length 24.4-28.0 %TL; pre-anal lateral-line pores 19-24, 2 mandibular pores; vertebrae 125-135; posterior dorsal-fin origin over tip of pectoral fin (Ref. 129313).
Four adult females of the 28 specimens taken from northeastern and southwestern Taiwan were with mature ovary and eggs at small body size (180–221 mm) (Ref. 129313).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Lin, J., Shao. K.-T. and D.G. Smith, 2018. The eel genus Macrocephenchelys (Anguilliformes: Congridae) in Taiwan, with description of a new species. Zootaxa 4454(1):186-199. (Ref. 129313)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00063 (0.00029 - 0.00138), b=3.18 (3.00 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref.
120179): Chiêù cao, thời gian nhân đôi của chủng quần tối thiểu là dưới 15 tháng (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
