Actinoptérygiens (poissons à nageoires rayonnées) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Liparidae (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335); balushkini: Named for Dr. Arkady V. Balushkin in honor of his many contributions to the knowledge of Antarctic fishes, especially to the taxonomy of the suborder Notothenioidei. More on authors: Stein, Chernova & Andriashev.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; marin bathydémersal; profondeur 914 - 978 m (Ref. 42734). Deep-water
Southwest Pacific: Tasman Sea off New South Wales, Australia.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 8.4 cm SL mâle / non sexé; (Ref. 42734)
Description synthétique
Morphologie | Morphométrie
Épines dorsales (Total): 0; Rayons mous dorsaux (Total): 49-50; Épines anales 0; Rayons mous anaux: 43; Vertèbres: 57. Caudal-fin rays 6; depth at occiput 111-123% HL; pectoral fin distinctly notched; 3 notched pectoral radials, with 2 fenestrae; gill opening extending ventrally in front of two pectoral rays; opercular lobe small but distinct; rays of lower pectoral-fin lobe shorter than in the upper; pyloric caeca of similar length, slightly dotted at bases; orobranchial cavity pale scarcely dotted, tongue pale, peritoneum light brown or paler; gill arches not dotted (Ref. 42734).
Found on the continental slope. Benthic (Ref. 75154).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Stein, D.L., N.V. Chernova and A.P. Andriashev, 2001. Snailfishes (Pisces: Liparidae) of Australia, including descriptions of thirty new species. Rec. Aust. Mus. 53:341-406. (Ref. 42734)
Statut dans la liste rouge de l'IUCN (Ref. 120744)
CITES (Ref. 118484)
Not Evaluated
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
Taille/ÂgeCroissanceLongueur-poidsLongueur-longueurFréquences de longueursMorphométrieMorphologieLarvesDynamique des populations larvairesRecrutementAbondance
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueFréquences alléliquesHéritabilitéPathologiesTraitementMass conversion
CollaborateursImagesStamps, Coins Misc.SonsCiguateraVitesseType de nageSurface branchialeOtolithesCerveauxVision
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Estimates based on models
Preferred temperature (Ref.
115969): 3.3 - 5.7, mean 4.4 (based on 9 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.6 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.).
Vulnérabilité (Ref.
59153): Low vulnerability (14 of 100) .