Cynoscion nebulosus, Spotted weakfish : fisheries, gamefish

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Cynoscion nebulosus (Cuvier, 1830)

Spotted 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 nebulosus   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoscion nebulosus (Spotted weakfish)
Cynoscion nebulosus
Fotografia de Flescher, D.

Mexico country information

Common names: Corvina, Curvina, Trucha de mar
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref: Anonymous, 1994
Aquaculture: | Ref:
Regulations: no regulations | Ref: Anonymous, 1994
Uses: no uses
Comments: Recorded from Laguna de Términos (Ref. 79080) and Celestún Biosphere Reserve, Yucatan (Ref. 74908). Production is increasing to replace increasingly restricted fishing in United States waters (Ref. 9988). Year round fishing; marketed fresh (whole, fillet), frozen, or smoked (Ref. 26550).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/mx.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Anonymous, 1994
National Database:

Common names from other countries

Acoupa pintade, Corvinata pintada, 云纹犬牙石首鱼, ... more

Classificação / Names Nomes comuns | Sinónimos | Catalog of Fishes(Género, Espécies) | 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: Cuvier.

Environment: milieu / climate zone / intervalo de profundidade / distribution range Ecologia

marinhas; estuarina demersal; não migratória (Ref. 94474); intervalo de profundidade 10 - ? m (Ref. 9988). Subtropical; 42°N - 15°N, 83°W - 70°W (Ref. 94474)

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Mapa dos pontos | Introduções | Faunafri

Western Atlantic: New York to southern Florida in USA and the entire Gulf of Mexico. Northeastern Atlantic: recently reported from Guadalquivir River estuary in Spain (Ref. 94474).

Length at first maturity / Tamanho / Peso / Idade

Maturidade: Lm 26.8, range 25 - 35 cm
Max length : 100.0 cm TL macho/indeterminado; (Ref. 40637); common length : 36.0 cm TL macho/indeterminado; (Ref. 3702); peso máx. Publicado: 7.9 kg (Ref. 40637); Idade máx. registada: 18 anos (Ref. 12193)

Descrição breve Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 9 - 11; Raios dorsais moles (total) : 25 - 28; Espinhos anais: 2; Raios anais moles: 10 - 11. Body silvery, dark grey on back with bluish reflections and numerous round black spots irregularly scattered on upper half, extending to dorsal and caudal fin. Spinous dorsal fin dusky, other fins pale to yellowish. Mouth large, oblique lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with an enlarged inner row of teeth, uniform in size and closely set. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of nearly straight horn-like appendages. Soft portion of dorsal fin unscaled (Ref 51721).
Body shape (shape guide): fusiform / normal.

Biologia     Glossário (ex. epibenthic)

Inhabits river estuaries and shallow coastal marine waters over sand bottoms, often associated with seagrass beds. Also occurs in salt marshes and tidal pools of high salinity. Feeds mainly on crustaceans and fishes. An important food and sport fish throughout its range. Utilized fresh for steaming, broiling and baking (Ref. 9988).

Life cycle and mating behavior Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

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)

Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-1)

  Preocupação menor (LC) ; Date assessed: 03 February 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

  Harmless





Utilização humana

Pescarias: espécies comerciais; peixe desportivo: sim
FAO - pescarias: landings; Publication: search | FishSource | Sea Around Us

Mais informação

Ecologia Trófica
Food items (preys)
Composição da dieta
Consumo alimentar
Food rations
Predadores
Ecologia
Ecologia
Home ranges
Population dynamics
Parâmetros de crescimento
Max. ages / sizes
Length-weight rel.
Length-length rel.
Frequência de comprimento
Mass conversion
Recrutamento
Abundância
Life cycle
Reprodução
Maturidade
Maturity/Gills rel.
Fecundidade
Desova
Spawning aggregations
Ovos
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Áreas FAO
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BRUVS - Videos
Anatomy
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Consumo de oxigénio
Tipo de natação
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Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genética
genoma
Genética
Heterozygosity
Hereditariedade
Human related
Aquaculture systems
Perfis para aquacultura
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Ciguatera cases
Stamps, coins, misc.
Outreach
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Taxonomy
Nomes comuns
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Referências

Ferramentas

E-book | Guia de campo | Chaves de identificação | Ferramenta auxiliar de frequências de comprimento | Ferramenta sobre a história de vida | Mapa dos pontos | Catch-MSY |

Relatórios especiais

Consultar manutenção em aquários | Consultar ficha de espécies | Consultar fichas de aquacultura

Descarregue XML

Página de resumo | Dado pontual | Nomes comuns | Fotografias

Fontes da internet

AFORO (otoliths) | Alien/Invasive Species database | Aquatic Commons | BHL | Cloffa | Websites from users | Consultar FishWatcher | CISTI | Catalog of Fishes: Género, Espécies | DiscoverLife | ECOTOX | FAO - pescarias: landings; Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | GoMexSI (interaction data) | Google Books | Google Scholar | Google | IGFA World Record | Bases de dados nacionais | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Árvore da vida | Wikipedia: ir para, procurar | World Records Freshwater Fishing | Registo zoológico

Estimates based on models

Preferred temperature (Ref. 123201): 12 - 26.7, mean 24.3 °C (based on 88 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00499 - 0.01323), b=3.05 (2.92 - 3.18), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  4.0   ±0.66 se; based on food items.
Generation time: 5.8 (4.0 - 6.7) years. Estimated as median ln(3)/K based on 13 growth studies.
Resiliência (Ref. 120179):  Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.2-0.3; tmax=18; tm=1; Fec=1 million).
Prior r = 0.69, 95% CL = 0.46 - 1.04, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref. 59153):  High vulnerability (58 of 100). 🛈
Climate Vulnerability (Ref. 125649):  High vulnerability (60 of 100). 🛈
Categoria de preço (Ref. 80766):   Medium.
Nutrients (Ref. 124155):  Calcium = 43.1 [25.3, 82.0] mg/100g; Iron = 0.771 [0.408, 1.320] mg/100g; Protein = 19.1 [17.7, 20.8] %; Omega3 = 0.33 [0.20, 0.51] g/100g; Selenium = 30.9 [16.5, 56.8] μg/100g; VitaminA = 9.52 [3.34, 29.64] μg/100g; Zinc = 0.667 [0.495, 0.966] mg/100g (wet weight);