Grenada country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: In range Ref. 3702.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/gj.html
National Fisheries Authority: http://www.caricom-fisheries.com/grenada-fisheries
Occurrences: Occurrences Point map
Main Ref: Chao, L.N., 1978
National Database:

Common names from other countries

Acoupa toeroe, Corvinata amarilla, Grey snapper, ... more

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: Lacepède.

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

marien; zoet water; brak water demersaal; oceanodroom (Ref. 51243); diepte 1 - 20 m (Ref. 3702). Subtropical; 13°N - 40°S, 80°W - 34°W

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Western Atlantic: Panama to Argentina; Southwest Atlantic: Sergipe, Brazil (Ref. 118626).

Lengte bij maturiteit / Grootte / Gewicht / Leeftijd

Maturity: L_m 42.7 range ? - ? cm
Max length : 110 cm TL mannelijk / geslacht onbekend; (Ref. 40637); common length : 45.0 cm TL mannelijk / geslacht onbekend; (Ref. 3702); max. gepubliceerd gewicht: 17.0 kg (Ref. 40637)

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Dorsale stekels (totaal) : 11; Dorsale zachte stralen (totaal) : 17 - 22; Anale stekels: 2; Anale zachte stralen: 7 - 9. Body nearly uniform silvery, dark greenish above. Without conspicuous spots on side but with diffuse dark areas along base of dorsal fin and on margin of spinous dorsal fin, ventral side of head, lower margin of pectoral, pelvic, and caudal fins often yellowish orange. Inside of opercle dusky. 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 enlarged inner-row teeth, gradually increasing in size posteriorly. Chin without barbels or pores. Snout with 2 marginal pores. Pectoral fins about equal in length to pelvic fins. Gas bladder with a pair of long, straight, horn-like appendages. Sagitta earstone thin and elongate. Soft portion of dorsal fin unscaled except 2 or 3 rows of small scales along its base (Ref 51271).

Forms schools (Ref. 35237). Found over mud or sandy mud bottoms near mouths of rivers. Juveniles are restricted to brackish and fresh waters. Feeds on shrimps and fishes. Important food fish (Ref. 3702).

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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)

Status op de Rode Lijst van het IUCN (Ref. 130435)

Kwetsbaar, zie IUCN Rode Lijst (VU) (A2bcd+4bcd); Date assessed: 10 October 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

Harmless

Gebruik door de mens

Visserij: commercieel; sportvis: ja; Aquarium: Commercieel

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Estimates based on models

Preferred temperature (Ref. 115969): 22.5 - 28, mean 27.3 (based on 292 cells).

Fylogenetische diversiteitsindex (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00759 (0.00489 - 0.01176), b=3.06 (2.93 - 3.19), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trofisch niveau (Ref. 69278): 4.1 ±0.70 se; based on food items.

Weerstandsvermogen (Ref. 120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (K=0.27).

Prior r = 0.56, 95% CL = 0.37 - 0.84, Based on 3 data-limited stock assessments.

Fishing Vulnerability (Ref. 59153): Moderate to high vulnerability (45 of 100).

Prijsklasse (Ref. 80766): Medium.

Cynoscion acoupa (Lacepède, 1801)