分類 / Names
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Anguilliformes (Eels and morays) >
Congridae (Conger and garden eels) > Congrinae
Etymology: Rhynchoconger: Greek, rhingchos = snout + Latin, conger = conger (Ref. 45335); bicoloratus: Name from Latin 'bicoloratus' meaning ‘two-coloured’, referring to the bicoloured body, dorsally darker and ventrally paler.
Environment: milieu / climate zone / 深さの範囲 / distribution range
生態学
海 深海魚; 深さの範囲 200 - 300 m (Ref. 130611). Tropical
Indian Ocean: Arabian Sea, India.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 69.6 cm TL オス/雌雄の選別がない; (Ref. 130611)
簡単な記述
検索表 | 形態学 | 形態計測学
脊つい: 161. This species is distinguished from its congeners by the following set of characters: head larger than trunk, HL 49.3%-56.6% pre-anal length (PAL), gill opening width is larger 15.3%-16.5% HL; rictus at posterior margin of the pupil; dorsal fin origin is slightly before the pectoral fin insertion; eye diameter 1.7-1.9 times in snout length; ethmovomerine teeth patch is broader than long with 41-44 recurved pointed teeth in six or seven rows; vomerine teeth patch pentagonal with a single tooth on posterior end, the vomerine teeth patch longer than broader with 40-41 pointed teeth in 11 rows; predorsal vertebrae 9-10, pre-anal vertebrae 35, total vertebrae 120+ to 161+. Colouration: body bicoloured, pectoral fin almost black with whitish ventrally, peritoneum and stomach black (Ref.130611).
Cross section: oval.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Kodeeswaran, P., A. Mohapatra, T.T.A. Kumar and K.K. Lal, 2023. A new deep-water conger eel of the genus Rhynchoconger (Anguilliformes: Congridae) from the southwest coast of India, Arabian Sea. Fish Biology 102(5):1245-1252. [First published online, pp. 1-8, 25 Mar. 2023. Volume, issue and pages added 13 May 2023.] (Ref. 130611)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-1)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (参照
82804): PD
50 = 0.5010 [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).
栄養段階 (参照
69278): 4.0 ±0.5 se; based on size and trophs of closest relatives
回復力 (参照
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).
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