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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Sciadonus: Derived from Greek, skiaina, skion = a fish, red mullet + Greek, onos = hake.
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 1169 - 5440 m (Ref. 34024). Deep-water
Northeast Atlantic, Northeast Pacific, Southwest Pacific.; including the Solomon Sea, off New Zealand, and Australia.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 11.6 cm SL mâle / non sexé; (Ref. 118598); 12.6 cm SL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 90 - 107. This species is distinguished from its congeners by the following characters: no distinct black spots dorsally and along its midbody; pelvic fin length 1.0-2.2 % SL; dorsal fin rays 90-107; precaudal vertebrae 43-49; origin of anal fin below dorsal fin rays 44-56 (Ref. 128809); with protruding lower jaw and with tissue flaps anteriorly (Ref. 118598).
Rare species (Ref. 34024).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Nielsen, J.G., 2018. Revision of the cosmopolitan deep-sea genus Sciadonus (Teleostei, Bythitidae) with two new species. Cybium 42(2):177-187. (Ref. 118598)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.8 - 2.8, mean 2.1 °C (based on 326 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00246 - 0.02688), b=2.92 (2.67 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).