Actinopterygii (ray-finned fishes) > Osmeriformes
(Smelts) > Alepocephalidae
Etymology: Alepocephalus: Greek, alepos, alepidotos = without scales + Greek, kephale = head (Ref. 45335); tenebrosus: tenebrosus meaning dark or gloomy, coming from the great depths where not even shadows occur.. More on author: Gilbert.
Environment / Climate / Range
Marine; bathydemersal; depth range 46 - 5500 m (Ref. 4525). Deep-water
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 61.0 cm TL male/unsexed; (Ref. 2850)
Morphology | Morphometrics
North Pacific: Bering Sea to at least California, USA. Southeast Pacific: Chile (Ref. 35724).
Found near or on bottoms (Ref. 2850). Feed on small crustaceans. Regarded as inferior food because of its soft, fleshy texture (Ref. 4525). Oviparous, with mesopelagic and bathypelagic larvae (Ref. 35724).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 336 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00610 (-0.22499 - 0.23719), b=3.08 (2.95 - 3.20), based on LWR estimates for this family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.50 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (K=0.30).
Vulnerability (Ref. 59153
): Moderate vulnerability (43 of 100) .