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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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; djupintervall 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.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 43.0, range 40 - 44 cm
Max length : 53.0 cm TL hane/ej könsbestämd; (Ref. 56527); 70.0 cm TL (female); common length : 42.5 cm TL hane/ej könsbestämd; (Ref. 56527); publicerad maxvikt: 3.7 kg (Ref. 56527); rapporterad maxålder: 35 år (Ref. 55701)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 87 - 101; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 67 - 79; Ryggkotor: 41 - 44. Dorsal origin over middle part of eye. Caudal longest in middle, ending in a broad 'V'. Pectoral fins large, bluntly pointed.
Body shape (shape guide): short and / or deep.
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; sportfisk: ja
Verktyg
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 1 - 8.6, mean 5 °C (based on 420 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00418 - 0.01256), b=3.08 (2.92 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.1 ±0.67 se; based on food items.
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (K=0.16; tm=6-8; tmax=35; Fec=400,000).
Prior r = 0.41, 95% CL = 0.27 - 0.61, Based on 2 full stock assessments.
Sårbarhet i fisket (Ref.
59153): High vulnerability (62 of 100).
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Sårbarhet för klimatet (Ref.
125649): Moderate to high vulnerability (52 of 100).
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Näringsämnen (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);