Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 15 - 1900 m (Ref. 50550), usually 400 - 600 m (Ref. 51190). Temperate; 1°C - 4°C (Ref. 56457); 26°N - 62°N, 117°E - 122°W (Ref. 101341)
North Pacific: China (Ref. 559, 33837), Japan, and Kuril Islands to Canada and California, USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm 30.0, range 29 - 31 cm
Max length : 62.0 cm TL male/unsexed; (Ref. 51190); common length : 42.8 cm TL male/unsexed; (Ref. 51190); max. published weight: 4.4 kg (Ref. 51190); max. reported age: 15 years (Ref. 51190)
Occurs on mud and sand bottoms (Ref. 9137, 11230).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Vinnikov, K.A., R.C. Thomson and T.A. Munroe, 2018. Revised classification of the righteye flounders (Teleostei: Pleuronectidae) based on multilocus phylogeny with complete taxon sampling. Molecular phylogenetics and evolution, 125:147-162. (Ref. 122998)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Fisheries: commercial; gamefish: yes
Tools
Special reports
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 0.4 - 5.2, mean 2.1 °C (based on 114 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00628 - 0.01520), b=3.11 (2.98 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.8 ±0.2 se; based on diet studies.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).
Nutrients (Ref.
124155): Calcium = 31.2 [11.0, 52.8] mg/100g; Iron = 0.27 [0.13, 0.56] mg/100g; Protein = 17.3 [15.8, 18.7] %; Omega3 = 0.432 [0.203, 0.953] g/100g; Selenium = 28.7 [13.9, 64.2] μg/100g; VitaminA = 5.98 [1.36, 29.83] μg/100g; Zinc = 0.336 [0.222, 0.528] mg/100g (wet weight);