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Alepocephaliformes (Slickheads and tubeshoulders.) >
Alepocephalidae (Slickheads)
Etymology: Bathytroctes: Greek, bathys = deep + Greek, trokta, -on = sweets for dessert; also = troktos, -e, -on = edible (Ref. 45335).
More on author: Günther.
Issue
Type of species of genus.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathypelagisch; diepte 0 - 4900 m (Ref. 58018), usually ? - 1800 m (Ref. 4460). Deep-water; 54°N - 22°S, 91°W - 95°E (Ref. 57321)
Eastern Atlantic: off southwestern Ireland, Bay of Biscay southward to Namibia including Azores and Madeira Islands. Elsewhere, western Atlantic, South China Sea, southeast Pacific and in tropical waters of the eastern Indian Ocean.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 32.3 cm SL mannelijk / geslacht onbekend; (Ref. 4460)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Cheeks or the upper part of the operculum without scales (less than 2 scale rows below the postorbital canal). Transverse scale rows at least ten more than the lateral line (rarely less than 10) (Ref. 34286).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Markle, D.F. and J.-C. Quéro, 1984. Alepocephalidae (including Bathylaconidae, Bathyprionidae). p. 228-253. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 1. (Ref. 4736)
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): 3.2 - 9.3, mean 4.5 °C (based on 681 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00163 - 0.00737), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±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): Low to moderate vulnerability (29 of 100).
