Teleostei (teleosts) >
Pleuronectiformes (Flatfishes) >
Pleuronectidae (Righteye flounders) > Hippoglossinae
Etymology: Eopsetta: Greek, eos = dawn, aurore + Greek, psetta = grouper (Ref. 45335); jordani: Named after David Starr Jordan, great inciter of ichthyology in the USA (Ref. 6885).
Eponymy: Dr David Starr Jordan (1851–1931) was a leading American ichthyologist, physician, educator, peace activist and believer in eugenics; moreover, he was founding President of Stanford University. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 550 m (Ref. 6793). Temperate; 67°N - 31°N, 172°E - 117°W
Northeastern Pacific: Bering Sea coast of Alaska to Islas Los Coronados, northern Baja California, Mexico.
Length at first maturity / Size / Weight / Age
Maturity: Lm 43.0, range 40 - 44 cm
Max length : 53.0 cm TL male/unsexed; (Ref. 56527); 70.0 cm TL (female); common length : 42.5 cm TL male/unsexed; (Ref. 56527); max. published weight: 3.7 kg (Ref. 56527); max. reported age: 35 years (Ref. 55701)
Short description
Identification keys | Morphology | Morphometrics
Adults are found on sand bottom (Ref. 2850), usually in deep water (Ref. 9988). Feed on invertebrates and bottom fishes (Ref. 6885). Livers of large individuals are a rich source of vitamin A (Ref. 6885). Marketed fresh or as frozen fillets (Ref. 2850). Eaten steamed, fried, micro-waved and baked (Ref. 9988). Generally regarded as the premium Pacific coast sole (Ref. 9988).
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 2025-2 (Global))
Threat to humans
Harmless
Human uses
Fisheries: commercial; gamefish: yes
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00724 (0.00420 - 0.01251), b=3.08 (2.92 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophic level (Ref. 69278) |
4.1 ±0.67 se; based on food items. |
Resilience (Ref. 120179) |
Very Low, minimum population doubling time more than 14 years (K=0.16; tm=6-8; tmax=35; Fec=400,000). |
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Rate of population increase |
Prior r = 0.41, 95% CL = 0.27 - 0.61, Based on 2 full stock assessments. |
Fishing Vulnerability (Ref. 59153) |
High vulnerability (62 of 100). 🛈 |
Climate Vulnerability (Ref. 125649) |
Moderate to high vulnerability (52 of 100). 🛈 |
Price category (Ref. 80766) |
Medium.
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Nutrients (Ref. 124155) |
Calcium = 30.7 [12.2, 52.1] mg/100g; Iron = 0.276 [0.140, 0.534] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.378 [0.181, 0.780] g/100g; Selenium = 19.1 [9.5, 42.3] μg/100g; VitaminA = 14.9 [3.5, 66.2] μg/100g; Zinc = 0.349 [0.232, 0.525] mg/100g (wet weight); |