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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Atractoscion: Greek, atraktos, arrow + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).
More on author: Ayres.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; djupintervall 0 - 122 m (Ref. 2850). Subtropical; 65°N - 22°N
Eastern Pacific: Alaska to southern Baja California, Mexico and the Gulf of California.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 166 cm TL hane/ej könsbestämd; (Ref. 40637); common length : 100.0 cm TL hane/ej könsbestämd; (Ref. 9118); publicerad maxvikt: 41.0 kg (Ref. 2850); rapporterad maxålder: 20 år (Ref. 56049)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 10 - 11; Mjukstrålar i ryggfenan (totalt) : 20 - 23; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 8 - 9; Ryggkotor: 24. Pelvic fins with fleshy appendage at base.
Body shape (shape guide): fusiform / normal.
Often in schools over rocky bottom and in kelp beds (Ref. 2850). Also found in the surf zone (Ref. 2850). Young in bays and along sandy beaches (Ref. 2850). Feed on fishes, squids, and crayfish (Ref. 6885). Pelagic spawners (Ref. 56049). Excellent food fish (Ref. 9118).
Pelagic spawner (Ref. 56049).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell; sportfisk: ja
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 9 - 22.9, mean 12.8 °C (based on 76 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00422 - 0.01564), b=3.05 (2.89 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.3 ±0.70 se; based on food items.
Generation time: 8.6 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.13; tm=4; tmax=20).
Sårbarhet i fisket (Ref.
59153): High to very high vulnerability (70 of 100).
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Sårbarhet för klimatet (Ref.
125649): Moderate to high vulnerability (48 of 100).
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Näringsämnen (Ref.
124155): Calcium = 34.4 [18.9, 68.5] mg/100g; Iron = 0.84 [0.43, 1.49] mg/100g; Protein = 19.8 [18.7, 20.9] %; Omega3 = 0.289 [0.167, 0.463] g/100g; Selenium = 38 [18, 79] μg/100g; VitaminA = 11.2 [3.3, 39.3] μg/100g; Zinc = 0.43 [0.31, 0.64] mg/100g (wet weight);