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Atractoscion nobilis (Ayres, 1860)

White weakfish
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Atractoscion nobilis   AquaMaps   Data sources: GBIF OBIS
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Image of Atractoscion nobilis (White weakfish)
Atractoscion nobilis
Picture by Steele, M.A.

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterigi (pesci con pinne raggiate) > Perciformes (Perch-likes) > Sciaenidae (Drums or croakers)
Etymology: Atractoscion: Greek, atraktos, arrow + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).  More on author: Ayres.

Environment: milieu / climate zone / depth range / distribution range Ecologia

; marino demersale; distribuzione batimetrica 0 - 122 m (Ref. 2850).   Subtropical; 65°N - 22°N

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Eastern Pacific: Alaska to southern Baja California, Mexico and the Gulf of California.

Size / Peso / Age

Maturity: 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)

Short description 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.

Biologia     Glossario (es. epibenthic)

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).

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

Pelagic spawner (Ref. 56049).

Main reference Upload your references | Bibliografia | Coordinatore | Collaboratori

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)

IUCN Red List Status (Ref. 120744)

  Least Concern (LC) ; Date assessed: 22 May 2007

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Pesca: scarso interesse commerciale; Pesce da pesca sportiva: si
FAO(pesca: production; publication : search) | FishSource | Sea Around Us

Informazioni ulteriori

Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
Stocks
Ecologia
Dieta
Prede
Consumo di cibo
Razione
Nomi Comuni
Sinonimi
Metabolismo
Predatori
Ecotossicologia
Riproduzione
Maturità
Deposizione
Spawning aggregation
Fecundity
Uova
Egg development
Age/Size
Accrescimento
Length-weight
Length-length
Length-frequencies
Morfometria
Morfologia
Larve
Dinamica popolazioni larvali
Reclutamento
Abbondanza
Bibliografia
Acquacoltura
Profilo di acquacoltura
Varietà
Genetica
Frequenze alleliche
Ereditarietà
Malattie
Elaborazione
Mass conversion
Collaboratori
Immagini
Stamps, Coins Misc.
Suoni
Ciguatera
Velocità
Modalità di nuoto
Area branchiale
Otoliths
Cervelli
Vista

Strumenti

Special reports

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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 9 - 22.9, mean 12.8 (based on 76 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5312   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00419 - 0.01652), b=3.06 (2.90 - 3.22), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic Level (Ref. 69278):  4.3   ±0.70 se; Based on food items.
Resilienza (Ref. 69278):  Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (K=0.13; tm=4; tmax=20).
Vulnerability (Ref. 59153):  High to very high vulnerability (70 of 100) .
Price category (Ref. 80766):   Very high.