Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 620 - 1600 m (Ref. 51661). Deep-water; 47°S - 59°S
Southern Ocean. Three subspecies are recognized by Andriashev (2003): Paraliparis thalassobathyalis thalassobathyalis from Banzare and Elan banks at Kerguelen Plateau, Heard Island, and Crozet Islands at 620 - 1,600 meters; Paraliparis thalassobathyalis meteorensis, common at Meteor Seamount at 800 - 1100 meters; and an unnamed one found west of South Georgia Island, Shag Rocks at 620-635 meters.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 13.5 cm SL mâle / non sexé; (Ref. 5196)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 49 - 53; Rayons mous anaux: 44 - 46; Vertèbres: 56 - 59. This species is characterized by the following: simple teeth with lateral cusps; gill rakers 4-6; not approximated chin pores; small opercular opening, equal or larger than diameter of pupil; small opercular lobe; pectoral fin with distinct notch; head 20-23%, anteanal distance 38-42% SL. Colour of peritoneum and stomach black (Ref. 44814).
Eggs measures 2.5-3 mm diameter (Ref. 11892).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Stein, D.L. and A.P. Andriashev, 1990. Liparididae. p. 231-255. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5196)
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): 1.9 - 2.3, mean 2.1 °C (based on 15 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00237 - 0.01161), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.5 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): Low vulnerability (10 of 100).
