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Polydactylus virginicus (Linnaeus, 1758)

Barbu
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Polydactylus virginicus   AquaMaps   Data sources: GBIF OBIS
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Image of Polydactylus virginicus (Barbu)
Polydactylus virginicus
Picture by Carvalho Filho, A.

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes(Gênero, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Carangaria/misc (Various families in series Carangaria) > Polynemidae (Threadfins)
Etymology: Polydactylus: Greek, poly = a lot of + greek, daktylos = finger (Ref. 45335).
More on author: Linnaeus.

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

marinhas; estuarina demersal; intervalo de profundidade 0 - 55 m (Ref. 26912). Tropical; 41°N - 14°S, 93°W - 35°W (Ref. 57343)

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Western Atlantic: New Jersey, USA to Salvador, Brazil. Reported to range to Uruguay (Ref. 9626). Not occurring in the northern and western Gulf of Mexico.

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 33.0 cm TL macho/indeterminado; (Ref. 57343); common length : 20.0 cm TL macho/indeterminado; (Ref. 3796)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 8 - 9; Raios dorsais (total) : 11; Espinhos anais: 3; Raios anais : 12 - 14.

Biologia     Glossário (p.ex. epibenthic)

Found on sandy and muddy bottoms of coastal waters, estuaries and mangroves, and occasionally in the surf (Ref. 57343). Young aggregate near river mouths (Ref. 57343). Common around islands (Ref. 9710). Nocturnal feeder, taking crustaceans, chaetognaths, plant material, and polychaetes (Ref. 57343). May have a prolonged spawning season (Ref. 57343).

Ciclo de vida ou comportamento de acasalamento Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Spec. Cat. Fish. Purp. Rome: FAO. 3:117 p. (Ref. 57343)

Status na Lista Vermelha da UICN (Ref. 130435)

  Segura ou pouco preocupante (LC) ; Date assessed: 29 January 2013

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Harmless





Uso pelos humanos

Pescarias: pouco comercial
FAO - Publication: search | FishSource |

Mais informação

Trophic ecology
Itens alimentares
Diet compositions
Food consumptions
Food rations
Predadores
Ecology
Ecologia
Population dynamics
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Max. ages / sizes
Length-weight rel.
Length-length rel.
Frequências de comprimento
Mass conversions
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Egg(s)
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Toxicities (LC50s)
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Stamps, coins, misc.
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References
Referências

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Fontes da internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Checar Observador de Peixes (FishWatcher) | CISTI | Catalog of Fishes: Gênero, Espécies | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genoma, nucleotídeo | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Bases de dados nacionais | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Árvore da vida | Wikipedia: Ir para, procura | World Records Freshwater Fishing | Registro zoológico

Estimates based on models

Preferred temperature (Ref. 123201): 22.9 - 28, mean 26.4 °C (based on 440 cells).
Índice de diversidade filogenética (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00541 - 0.00807), b=3.11 (3.05 - 3.17), in cm total length, based on LWR estimates for this species (Ref. 93245).
Nível Trófico (Ref. 69278):  3.7   ±0.4 se; based on diet studies.
Resiliência (Ref. 120179):  Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (23 of 100).
Categoria de preço (Ref. 80766):   Very high.
Nutrients (Ref. 124155):  Calcium = 176 [88, 325] mg/100g; Iron = 1.17 [0.60, 2.03] mg/100g; Protein = 19.5 [18.0, 21.1] %; Omega3 = 0.272 [0.172, 0.423] g/100g; Selenium = 51.1 [27.2, 99.4] μg/100g; VitaminA = 16.1 [7.3, 34.6] μg/100g; Zinc = 1.37 [0.95, 1.99] mg/100g (wet weight);