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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.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino; salmastro demersale; distribuzione batimetrica ? - 30 m (Ref. 3702). Tropical; 15°N - 29°S, 78°W - 34°W
Western Atlantic: Venezuela to Santos, Brazil.
Lunghezza alla prima maturità / Dimensione / Peso / Età
Maturità: Lm 32.1  range ? - ? cm
Max length : 92.0 cm TL maschio/sesso non determinato; (Ref. 3702); 78.0 cm TL (female); common length : 50.0 cm TL maschio/sesso non determinato; (Ref. 3702); peso massimo pubblicato: 3.0 kg (Ref. 5217)
Spine dorsali (totale) : 11; Raggi dorsali molli (totale) : 22 - 25; Spine anali: 2; Raggi anali molli: 8 - 10. Silvery greenish to greyish on back, whitish on belly. Tip of dorsal fin darkish. Upper rays of pectoral fins, anterior part of anal fin and caudal fin yellowish. Mouth large, oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Gradually increasing in size posteriorly. Chin without barbel or pore, snout with 2 marginal pores. Gas bladder with a pair of long and straight horn-like appendages. Scales very small, all cycloid (smooth) with 140 or more transverse scales above lateral line. Soft portion of dorsal fin covered with scales beyond basal half of fin (Ref 51721).
Body shape (shape guide): fusiform / normal.
Usually found over mud and sandy bottoms in river estuaries and in marine areas from the coastline to about 30 m depth. Marketed mostly fresh.
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Chao, L.N., 1978. Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: commerciale
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00492 - 0.01117), b=3.07 (2.95 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
4.0 ±0.7 se; based on size and trophs of closest relatives |
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Generation time |
7.3 ( 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 (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
High vulnerability (56 of 100). 🛈 |
Categoria di prezzo (Ref. 80766) |
Medium.
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