Actinopterygii (ray-finned fishes) > Pleuronectiformes
(Flatfishes) > Pleuronectidae
(Righteye flounders) > Pleuronectinae
Etymology: Pleuronectes: Greek, pleura = side, ribe + Greek, nekton = swimmer (Ref. 45335). More on author: Pallas.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 0 - 600 m (Ref. 50550). Temperate; 3°C - 8°C; 65°N - 42°N, 131°E - 145°W
North Pacific: Peter the Great Bay to Point Hope in the Chukchi Sea south to Unalaska Island and east to Kayak Island in southeast Alaska.
Length at first maturity / Size / Weight / Age
Maturity: Lm 31.9, range 28 - 29 cm
Max length : 87.0 cm TL male/unsexed; (Ref. 93067); common length : 36.0 cm TL male/unsexed; (Ref. 56527); max. published weight: 3.5 kg (Ref. 56527); max. reported age: 37 years (Ref. 93067)
Adults feed mainly on polychaetes and amphipods (Ref. 27301).
Cooper, J.A. and F. Chapleau, 1998. Monophyly and intrarelationships of the family Pleuronectidae (Pleuronectiformes), with a revised classification. Fish. Bull. 96(4):686-726. (Ref. 30193)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 0.5 - 6, mean 3.3 (based on 339 cells).
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00548 - 0.01263), b=3.08 (2.96 - 3.20), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.1 se; Based on diet studies.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (K=0.09-0.2; tmax=37; tm=3-7;).
Prior r = 0.31, 2 SD range = 0.14 - 0.69, log(r) = -1.17, SD log(r) = 0.4, Based on: 3 K, 4 tgen, 1 tmax, records
Vulnerability (Ref. 59153
): High to very high vulnerability (70 of 100) .