Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 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.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.5 cm SL male/unsexed; (Ref. 5196)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 49 - 53; Anal soft rays: 44 - 46; Vertebrae: 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 | Larvae
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
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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).
Trophic level (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).