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Ophidiiformes (Cusk eels) >
Ophidiidae (Cusk-eels) > Neobythitinae
Etymology: Bathyonus: Greek, bathys = deep + Greek, onos = hake.
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 1524 - 4040 m (Ref. 34024). Deep-water
Indo-Pacific: equatorial Indian Ocean, off Panama and New Caledonia; Japan.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 51.8 cm SL mâle / non sexé; (Ref. 58167)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 100; Rayons mous anaux: 80; Vertèbres: 63. Body depth 9.5 or less in SL; head length about 1/2 preanal length; branchiostegal rays 8-9; no prominent spines on top or side of head; lower pectoral rays free and stronger than upper ones; caudal fin rays 6; precaudal vertebrae 17-19 (Ref. 34024).
Benthopelagic at bathyal and abyssal depths (Ref. 56809). Uncommon species (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.8 - 2.9, mean 2.2 °C (based on 2666 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00110 (0.00041 - 0.00296), b=3.08 (2.85 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.6 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 (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (45 of 100).
