Teleostei (teleosts) > Pleuronectiformes
(Flatfishes) > Achiropsettidae
Etymology: Achiropsetta: Greek, a = without + Greek, cheir = hands + Greek, psetta = grouper (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 21 - 1186 m (Ref. 5192). Temperate; 41°S - 59°S, 180°W - 180°E
Southwest Atlantic: off Patagonia, the Falklands and the Burdwood Bank. Also reported from the Ob Bank, Kerguelen Islands, Crozet Islands, and the Campbell Plateau.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 39.0 cm TL male/unsexed; (Ref. 5000)
Maximum depth reported at 1,186m (Ref. 57178). Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Heemstra, P.C., 1990. Achiropsettidae. p. 408-413. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5000)
IUCN Red List Status (Ref. 126983)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 1.4 - 10.3, mean 6.4 °C (based on 270 cells).
Phylogenetic diversity index (Ref. 82804
= 1.0625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.00547 - 0.03327), b=3.02 (2.80 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.58 se; based on food items.
Fishing Vulnerability (Ref. 59153
): Low to moderate vulnerability (29 of 100).