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Alepocephaliformes (Slickheads and tubeshoulders) >
Alepocephalidae (Slickheads)
Etymology: Alepocephalus: Greek, alepos, alepidotos = without scales + Greek, kephale = head (Ref. 45335).
Eponymy: Spencer Fullerton Baird (1823–1887) was an American zoologist and giant of American ornithology. [...] (Ref. 128868), visit book page.
More on authors: Goode & Bean.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 365 - 1700 m (Ref. 4460). Deep-water; 66°N - 17°N, 78°W - 0°E
Eastern Atlantic: Greenland and Iceland southward to 17°N. Western Atlantic: Greenland to Scotian Shelf and 29°52'N, 77°09'W.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 55.0  range ? - ? cm
Max length : 100.0 cm SL hane/ej könsbestämd; (Ref. 4460); rapporterad maxålder: 38 år (Ref. 41452)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Found over ooze and sand bottoms (Ref. 4736). Bathypelagic (Ref. 58426). Feeds mostly on coelenterates, but also decapods, tunicates and fishes (Ref. 4736).
Annual fecundity indeterminate (Ref. 51440).
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 på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 3.4 - 10.2, mean 6.9 °C (based on 170 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00316 (0.00190 - 0.00527), b=3.19 (3.04 - 3.34), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.7 ±0.54 se; based on food items.
Generation time: 13.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.077; tmax=38; Fec = 458 (per batch)).
Sårbarhet i fisket (Ref.
59153): High to very high vulnerability (69 of 100).
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Sårbarhet för klimatet (Ref.
125649): Moderate to high vulnerability (47 of 100).
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Näringsämnen (Ref.
124155): Calcium = 15.6 [8.0, 45.5] mg/100g; Iron = 0.408 [0.139, 1.088] mg/100g; Protein = 11.5 [9.6, 14.7] %; Omega3 = 0.351 [0.149, 0.942] g/100g; Selenium = 29.1 [12.3, 69.9] μg/100g; VitaminA = 11.9 [2.5, 59.1] μg/100g; Zinc = 0.334 [0.210, 0.548] mg/100g (wet weight); based on
nutrient studies.