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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).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathypelagic; depth range 0 - 2100 m (Ref. 4460). Deep-water; 8°N - 28°S, 86°W - 9°W (Ref. 57322)
Eastern Central Atlantic: 7°32'N to 10°57'S. Indian Ocean: Mascareigne Plateau.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 32.3 cm SL male/unsexed; (Ref. 4460)
Short description
Identification keys | Morphology | Morphometrics
Vertebrae: 41 - 43. Large eyes, torpedo-like body, with flanks slightly concave. Length of snout less than the orbit's diameter. Anal opening connected to the anterior part of the anal fin. Maximum length is less than 17.5 cm (Ref. 34286).
Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Markle, D.F. and Y.I. Sazanov, 1990. Alepocephalidae. p. 246-264. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4460)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 1.8 - 2.5, mean 2.3 °C (based on 604 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00164 - 0.00733), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).