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Argentiniformes (Marine smelts) >
Bathylagidae (Deep-sea smelts)
Etymology: Bathylagichthys: Greek, bathys = deep + Greek, lagos = hare + Greek, ichthys = fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 0 - 400 m (Ref. 33679). Deep-water; 33°S - 42°S
Southeast Atlantic to western Indian Ocean.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 12.2 cm SL mâle / non sexé; (Ref. 33679)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 12 - 13; Rayons mous anaux: 13; Vertèbres: 42. Branchiostegal rays 4. Greatest body depth 18-23% SL. Pyloric caeca 8-10 (Ref. 41239). Roundish swim bladder. Radial pattern absent on operculum. Gill rakers on the inner surface of epibranchial absent on the first gill arch. Pectorals extending far beyond the origin of the dorsal fin. Base of dorsal fin longer than anal fin base (Ref. 33679).
Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Kobylyanskiy, S.G., 1985. Material for the revision of the genus Bathylagus Gunther (Bathylagidae): the group of "light" deepsea smelts. J. Ichthyol. 25(2):1-17. (Ref. 33679)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 13.4 - 17.5, mean 14.8 °C (based on 87 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00513 (0.00205 - 0.01282), b=3.00 (2.79 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
