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Cynoscion arenarius Ginsburg, 1930

Sand weakfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Cynoscion arenarius   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoscion arenarius (Sand weakfish)
Cynoscion arenarius
Picture by NOAA\NMFS\Mississippi Laboratory

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Sciaenidae (Drums or croakers)
Etymology: Cynoscion: Greek, kyon = dog + Greek, odous = teeth + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).
More on author: Ginsburg.

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

marien; brak water demersaal. Subtropical; 30°N - 18°N, 98°W - 80°W

Verspreiding Landen | FAO regio's | Ecosystemen | Voorkomen | Point map | Introducties | Faunafri

Western Atlantic: Florida, USA and Gulf of Mexico to Bay of Campeche, Mexico.

Lengte bij maturiteit / Grootte / Gewicht / Leeftijd

Maturity: Lm 14.0  range ? - ? cm
Max length : 63.5 cm TL mannelijk / geslacht onbekend; (Ref. 40637); common length : 35.0 cm TL mannelijk / geslacht onbekend; (Ref. 3702); max. gepubliceerd gewicht: 2.8 kg (Ref. 40637); max. gerapporteerde leeftijd: 5 Jaren (Ref. 58079)

Korte beschrijving Determinatiesleutels | Morfologie | Morfometrie

Dorsale stekels (totaal) : 9 - 11; Dorsale zachte stralen (totaal) : 25 - 29; Anale stekels: 2; Anale zachte stralen: 10 - 12. Colour uniform silvery grey above, without conspicuous spots, silvery below. Pelvic and anal fins pale to yellowish. A faint dark area at bases and axial of pectoral fins. Inside opercle darkish, often visible externally. Mouth large, oblique, lower jaw slightly projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with a row of widely spaced larger inner-row teeth, gradually increasing in size posteriorly. Chin without barbel or pore, snout with 2 marginal pores. Gas bladder with a pair of horn-like anterior appendages. Soft portion of dorsal fin with few small scales rows at base between soft fin rays (Ref 51721).

Biologie     Verklarende woordenlijst (bv. epibenthic)

Occurs usually over sandy bottoms in shallow coastal waters, being relatively abundant in the surf zone. During summer months the fish move to their nursery and feeding grounds in river estuaries.

Levenscyclus en paargedrag Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven

Hoofdreferentie Upload your references | Referenties | Coördinator | Medewerkers

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)

  Niet bedreigd (LC) ; Date assessed: 14 February 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Harmless





Gebruik door de mens

Visserij: commercieel; sportvis: ja
FAO - Publication: search | FishSource | Sea Around Us

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AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Bekijk FishWatcher | CISTI | Catalog of Fishes: Genus, Soort(en) | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genoom, nucleotide | GloBI | GoMexSI (interaction data) | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: ga naar, zoek | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 23.4 - 27.1, mean 24.8 °C (based on 190 cells).
Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00605 - 0.01506), b=3.03 (2.90 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trofisch niveau (Ref. 69278):  4.2   ±0.3 se; based on diet studies.
Generation time: 3.5 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Weerstandsvermogen (Ref. 120179):  Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (36 of 100).
Prijsklasse (Ref. 80766):   Medium.
Nutrients (Ref. 124155):  Calcium = 65.5 [35.9, 126.6] mg/100g; Iron = 1.01 [0.53, 1.76] mg/100g; Protein = 19.1 [17.6, 20.8] %; Omega3 = 0.372 [0.217, 0.586] g/100g; Selenium = 26.9 [14.2, 52.0] μg/100g; VitaminA = 16 [5, 55] μg/100g; Zinc = 0.64 [0.46, 0.93] mg/100g (wet weight); based on nutrient studies.