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Alepocephaliformes (Slickheads and tubeshoulders.) >
Alepocephalidae (Slickheads)
Etymology: Narcetes: Greek, narke = numbness (Ref. 45335).
Eponymy: Captain Dr Richard E Lloyd MB DSc (d: 1875) was a physician in the Indian Medical Service and was Surgeon Naturalist of the Marine Survey of India. [...] (Ref. 128868), visit book page.
More on author: Fowler.
Environment: milieu / Klimaatzone / Diepte / distribution range
Ecologie
marien bathypelagisch; diepte 716 - 1350 m (Ref. 44037). Deep-water; 34°N - 34°S, 1°W - 137°E (Ref. 57324)
Indo-West Pacific: Indian Ocean ridges, Arabian Sea and the South China Sea.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 50.0 cm SL mannelijk / geslacht onbekend; (Ref. 2711)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 18 - 22; Anale stekels: 0; Anale zachte stralen: 15 - 18.
Body shape (shape guide): elongated.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Markle, D.F., 1986. Alepocephalidae. p. 218-223. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 2711)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-1)
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): 4.5 - 9.6, mean 5.6 °C (based on 156 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00220 - 0.00719), b=3.21 (3.04 - 3.38), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
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