Actinopteri (ray-finned fishes) > Perciformes/Cottoidei
(Sculpins) > Liparidae
Etymology: Paraliparis: Greek, para = the side of + Greek, liparis = fat (Ref. 45335); meganchus: Named for its large opercular opening (Ref. 5070).
More on author: Andriashev.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 220 - 1145 m (Ref. 51661), usually 220 - 850 m (Ref. 30823). Deep-water; 60°S - 67°S
Southeast Pacific: Chile (Ref. 9068). Southern Ocean: South Orkney Island (Ref. 30823), South Shetland Islands, and Bransfield Strait.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.7 cm SL male/unsexed; (Ref. 5196)
Morphology | Morphometrics
soft rays: 44 - 56;
Vertebrae: 57 - 63. Gill slit extending ventrally in front of pectoral rays 13-14; presence of a suture between upper and lower hypural and of a dorsal procurrent ray; brown spotted peritoneum (Ref. 36325).
Feeds on benthic and epibenthic invertebrates, mainly mysids, gammarid amphipods, and sipunculids.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | 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. 125652)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): -0.8 - 0.9, mean 0.1 °C (based on 55 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00235 - 0.01172), 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
): 3.3 ±0.44 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (16 of 100).