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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.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino demersale; distribuzione batimetrica 0 - 122 m (Ref. 2850). Subtropical; 65°N - 22°N
Eastern Pacific: Alaska to southern Baja California, Mexico and the Gulf of California.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 166 cm TL maschio/sesso non determinato; (Ref. 40637); common length : 100.0 cm TL maschio/sesso non determinato; (Ref. 9118); peso massimo pubblicato: 41.0 kg (Ref. 2850); Età massima riportata: 20 anni (Ref. 56049)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 10 - 11; Raggi dorsali molli (totale) : 20 - 23; Spine anali: 2; Raggi anali molli: 8 - 9; Vertebre: 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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: scarso interesse commerciale; Pesce da pesca sportiva: si
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00813 (0.00426 - 0.01550), b=3.06 (2.91 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
4.3 ±0.70 se; based on food items. |
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Generation time |
8.6 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resilienza (Fonte Biblio. 120179) |
Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (K=0.13; tm=4; tmax=20). |
Vulnerabilità della pesca (Ref. 59153) |
High to very high vulnerability (70 of 100). 🛈 |
Vulnerabilità climatica (Ref. 125649) |
Moderate to high vulnerability (48 of 100). 🛈 |
Categoria di prezzo (Ref. 80766) |
Very high.
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Nutrienti (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); |