Actinopterygii (ray-finned fishes) >
Osmeriformes (Smelts) >
Bathylagidae (Deep-sea smelts)
Etymology: Bathylagus: Greek, bathys = deep + Greek, lagos = hare (Ref. 45335). More on author: Goode, Bean.
Environment / Climate / Range
Ecology
Marine; bathypelagic; depth range 500 - 3237 m (Ref. 58018). Deep-water, preferred ?
Eastern Atlantic: Iceland, Faeroes and Shetlands to Portugal. Probably antitropical and present in other oceans. Northwest Atlantic: Canada (Ref. 5951).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.0 cm TL male/unsexed; (Ref. 33729)
Dorsal
soft rays
(total): 9-11;
Anal
soft rays: 16 - 19. Body robust and compressed. Small gill opening. Anal fin base longer than the length of the caudal peduncle. Dark pigment on the scale pockets (Ref. 37473).
Bathypelagic (Ref. 58426). Sometimes caught in large aggregations. Eggs and larvae are pelagic (Ref. 6345). Feeds on small crustaceans (Ref. 5951).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Cohen, D.M., 1984. Bathylagidae. p. 392-394. 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, Volume 1. Unesco, Paris. (Ref. 6345)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00215 - 0.01342), b=2.98 (2.77 - 3.19), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 3.3 ±0.38 se; Based on food items.
Resilience (Ref.
69278): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100) .