Taxonomic Remarks
Hybridizes with Platichthys stellatus - the hybrid, called Inopsetta ischyra, may be found from the Bering Sea to San Francisco, California, USA.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; havsvandrande (Ref. 51243); djupintervall 0 - 550 m (Ref. 6793). Temperate; 61°N - 28°N, 163°E - 114°W
Eastern Pacific: from Russia to Agattu Island, north to Nunivak Island, Alaska, then South to Mexico, Baja California, Mexico.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 31.0, range 30 - 32 cm
Max length : 49.0 cm TL hane/ej könsbestämd; (Ref. 6885); 57.0 cm TL (female); common length : 33.0 cm TL hane/ej könsbestämd; (Ref. 56527); publicerad maxvikt: 1.5 kg (Ref. 56527); rapporterad maxålder: 22 år (Ref. 55701)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 72 - 92; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 45 - 70; Ryggkotor: 41 - 44. Dorsal origin above middle of upper eye. Pectorals inclined to be pointed.
Body shape (shape guide): short and / or deep.
Adults inhabit sand and mud bottoms (Ref. 4925). Young occur in intertidal areas. Feed on small crustaceans, marine worms, brittle stars and small mollusks (Ref. 6885). Spawning adults make extensive migrations (Ref. 6885).
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
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 3.4 - 8.3, mean 5.6 °C (based on 245 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00360 - 0.00920), b=3.03 (2.89 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.46 se; based on food items.
Generation time: 4.5 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (tm=3; tmax=22; K=0.24; Fec=150,000).
Sårbarhet i fisket (Ref.
59153): Moderate vulnerability (43 of 100).
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Sårbarhet för klimatet (Ref.
125649): Low to moderate vulnerability (27 of 100).
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Näringsämnen (Ref.
124155): Calcium = 34.1 [13.5, 59.2] mg/100g; Iron = 0.269 [0.135, 0.520] mg/100g; Protein = 16.4 [14.5, 18.6] %; Omega3 = 0.365 [0.180, 0.751] g/100g; Selenium = 20.5 [10.8, 42.8] μg/100g; VitaminA = 8.24 [1.95, 35.14] μg/100g; Zinc = 0.428 [0.290, 0.630] mg/100g (wet weight); based on
nutrient studies.