Cynoscion leiarchus, Smooth weakfish : fisheries, gamefish

You can sponsor this page

Cynoscion leiarchus (Cuvier, 1830)

Smooth weakfish
Ajouter votre observation dans Fish Watcher
Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Cynoscion leiarchus   AquaMaps   Data sources: GBIF OBIS
Envoyez vos Photos et vidéos
 Images | Images Google
Image of Cynoscion leiarchus (Smooth weakfish)
Cynoscion leiarchus
Photo de Carvalho Filho, A.

Brazil country information

Common names: Cambucu, Corumbeba, Corvina tinga
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref: Barreto, T.M.R.R., K.M.F. Freire, J.J.C. Reis-Júnior, L.C. Rosa, A. Carvalho-Filho and M.M. Rotundo, 2018
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Located at the southernmost tip of the Bombinhas peninsula, southern Brazil (Ref. 55758). Also Ref. 26938. Caught by shrimp trawl in Pirambu, Sergipe (Ref. 118626).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/br.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Chao, L.N., 1978
National Database:

Common names from other countries

Corvinata blanca, Corvinata blanca, Curvina, ... more

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | 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 / profondeur / distribution range Écologie

marin; saumâtre démersal; profondeur 10 - 50 m (Ref. 9626), usually ? - 25 m (Ref. 9626). Tropical; 14°N - 27°S, 83°W - 34°W

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Carte par point | Introductions | Faunafri

Western Atlantic: Panama to Santos, Brazil. Also reported in Nicaragua (Ref. 13613).

Taille / Poids / Âge

Maturité: Lm ?  range ? - ? cm
Max length : 90.8 cm TL mâle / non sexé; (Ref. 9626); common length : 35.0 cm TL mâle / non sexé; (Ref. 3702); poids max. publié: 2.0 kg (Ref. 5217)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 11; Rayons mous dorsaux (Total) : 20 - 24; Épines anales: 2; Rayons mous anaux: 8 - 10. Silvery bluish on back, often with greenish reflections. Whitish on belly. Upper sides sometimes with inconspicuous minute dark dots. Soft portion of dorsal fin and caudal fin edged with black, pelvic and anal fins yellowish. Inside of opercle dark, visible externally. Mouth large, pointed, lower jaw projecting. Upper jaw with a pair of large canine-teeth at tip. Chin without barbel or obvious pores. Snout with 2 marginal pores. Gas bladder with a pair of curved, horn-like anterior appendages. Scales small, all cycloid (smooth). Soft dorsal-fin base with 1 or 2 rows of scales along its base (Ref 51721).
Body shape (shape guide): fusiform / normal.

Biologie     Glossaire (ex. epibenthic)

Found over mud and sand bottoms in river estuaries. Occurs up to 50 m but usually less than 25 m (Ref. 9626). Marketed fresh and salted.

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)

Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)

  Préoccupation mineure (LC) ; Date assessed: 11 October 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: commercial; pêche sportive: oui
FAO - Publication: search | FishSource | Sea Around Us

Plus d'informations

Écologie trophique
Food items (preys)
Composition du régime alimentaire
Consommation alimentaire
Food rations
Prédateurs
Écologie
Écologie
Home ranges
Population dynamics
Paramètres de croissance
Max. ages / sizes
Length-weight rel.
Length-length rel.
Fréquences de longueurs
Mass conversion
Recrutement
Abondance
Life cycle
Reproduction
Maturité
Maturity/Gills rel.
Fécondité
Frai
Spawning aggregations
Œufs
Développement de l'œuf
Larves
Dynamique des populations larvaires
Distribution
Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
BRUVS - Videos
Anatomy
Surface branchiale
Brain
Otolith
Physiology
Body composition
Nutrients
Consommation d'oxygène
Type de nage
Vitesse de nage
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Génétique
génôme
Génétique
Heterozygosity
Héritabilité
Human related
Aquaculture systems
Profils d'aquaculture
Souches
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaborateurs
Taxonomy
Noms communs
Synonymes
Morphologie
Morphométrie
Images
Références
Références

Outils

E-book | Guide de terrain | Clés d'identification | Générateur de fréquences de longueur | Outil de dynamique de population | Carte par point | Catch-MSY |

Articles particuliers

Maintenance en aquarium | Articles sur l'espèce | Rapports d'aquaculture

Télécharger en XML

Page de résumé | Coordonnées géographiques | Noms communs | Photos

Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Réf. 123201): 24.8 - 27.9, mean 27.3 °C (based on 60 cells).
Phylogenetic diversity index (Réf. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00512 - 0.01231), b=3.07 (2.95 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Niveau trophique (Réf. 69278):  3.1   ±0.40 se; based on food items.
Generation time: 3.1 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Résilience (Réf. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (37 of 100). 🛈
Catégorie de prix (Ref. 80766):   Medium.
Nutrients (Ref. 124155):  Calcium = 93.2 [57.6, 183.3] mg/100g; Iron = 0.965 [0.503, 1.639] mg/100g; Protein = 18.3 [16.7, 20.0] %; Omega3 = 0.195 [0.107, 0.317] g/100g; Selenium = 64.8 [36.2, 121.6] μg/100g; VitaminA = 10.7 [4.4, 26.2] μg/100g; Zinc = 1.17 [0.86, 1.67] mg/100g (wet weight); based on nutrient studies.