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Anguilliformes (Eels and morays) >
Congridae (Conger and garden eels) > Congrinae
Etymology: nielseni: Named in honor of Jorgen Nielsen, famous specialist of deep-sea fishes.
Eponymy: Jørgen G Nielsen (d: 1932) is a Danish zoologist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathydemersaal; diepte 160 - 340 m (Ref. 41744). Deep-water
Southeast Pacific: central and southern part of the Nazca Ridge.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 46.5 cm TL mannelijk / geslacht onbekend; (Ref. 41744)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 272 - 324; Anale stekels: 0; Anale zachte stralen: 198 - 217; Wervels: 151 - 153. Median fins with dark margins; dorsal fin origin above the upper base of the pectoral or slightly anterior; anal fin origin at a point 1.3-1.5 times HL from the gill aperture; lateral line system: supraorbital 3, infraorbital 5, preopercular-mandibular 9, occipital commissure 3 (Ref. 41744).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Karmovskaya, E.S., 1990. New species of conger eels from southeastern Pacific Seamounts. J. Ichthyol. 30(7):1-10. (Ref. 41744)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 9.8 - 13.2, mean 11.6 °C (based on 11 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5625 [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).
Trofisch niveau (Ref.
69278): 3.9 ±0.5 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).