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Cynoscion acoupa (Lacepède, 1801)

Acoupa weakfish
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Native range | All suitable habitat | Point map | Year 2050
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Cynoscion acoupa   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoscion acoupa (Acoupa weakfish)
Cynoscion acoupa
Picture by Vaske Jr., T.


Venezuela country information

Common names: Curvina
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: minor commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: bait: yes;
Comments: Known from the Gulf of Venezuela, Maracaibo Lake, the Anzoátegui coast, the Paria Gulf, Orinoco delta and the Guiana region (Ref. 9626). Found in Pedernales channel, mouth of Pedernales channel - Cotorra Island, Mánamo channel - Güinamorena, Guanipa river - Venado channel, Manamito channel and mouth of Bagre (Ref. 51849). Used as bait for Gobioides broussonetti (Ref. 9626).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ve.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992
National Database:

Common names from other countries

Классификация / Names народные названия | синонимы | Catalog of Fishes(род, виды) | 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 экология

морской; пресноводный; солоноватоводный демерсальный; мигрирует в океане (Ref. 51243); пределы глубины 1 - 20 m (Ref. 3702).   Subtropical; 13°N - 40°S, 80°W - 34°W

распространение страны | регионы FAO | Ecosystems | места находок | Point map | интродукции | Faunafri

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

Length at first maturity / Size / Вес / Возраст

Maturity: Lm 42.7  range ? - ? cm
Max length : 110 cm TL самец/пол неопределен; (Ref. 40637); common length : 45.0 cm TL самец/пол неопределен; (Ref. 3702); наибольший вес (опубликованные данные): 17.0 kg (Ref. 40637)

Краткое описание определительные ключи | морфология | морфометрия

колючие лучи спинного плавника (общее число) : 11; членистые (мягкие) лучи спинного плавника (общее число) : 17 - 22; колючие лучи анального плавника: 2; членистые (мягкие) лучи анального плавника: 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).

биология     глоссарий (например epibenthic)

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).

Life cycle and mating behavior Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки

Основная ссылка Upload your references | ссылки | координатор | соавторы

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)

Статус Красного Списка МСОП (Ref. 130435)

  уязвимый; см. Красный Список МСОП (VU) (A2bcd+4bcd); Date assessed: 10 October 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Угроза для людей

  Harmless




Использование человеком

рыболовство: коммерческий; объект спортивного рыболовства: да; аквариум: коммерческий
FAO(Publication : search) | FishSource | Sea Around Us

дополнительная информация

Trophic ecology
пищевые объекты
Diet compositions
Food consumptions
Food rations
хищники
Ecology
экология
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Размерный состав
Mass conversions
Recruitments
Abundances
Life cycle
размножение
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
личинки
динамика численности личинок
Distribution
страны
регионы FAO
Ecosystems
места находок
интродукции
BRUVS - Videos
Anatomy
Gill areas
мозг
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
звуки, издаваемые рыбами
Diseases / Parasites
Toxicities (LC50s)
Genetics
генетика
Electrophoreses
Heritabilities
Human related
Aquaculture systems
особенности рыбоводства
степень растяжения
Ciguatera cases
Stamps, coins, misc.
Outreach
соавторы
References
ссылки

инструменты

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Estimates based on models

Preferred temperature (Ref. 115969): 22.5 - 28, mean 27.3 (based on 292 cells).
Phylogenetic diversity index (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).
Trophic level (Ref. 69278):  4.1   ±0.70 se; based on food items.
устойчивость к внешним воздействиям (Ref. 120179):  средний (среднего размера), минимальное время удвоения популяции 1.4-4.4 года (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).
Категория цены (Ref. 80766):   Medium.