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Polydactylus virginicus (Linnaeus, 1758)

Barbu
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Native range | All suitable habitat | Point map | Year 2050
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Polydactylus virginicus   AquaMaps   Data sources: GBIF OBIS
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Polydactylus virginicus
Picture by Carvalho Filho, A.

Bermuda country information

Common names: [No common name]
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/bd.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Randall, J.E., 1978
National Database:

Common names from other countries

Barbure de flaque, Barbudo de charco, Beard fish, ... more

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa

Teleostei > 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 生态学

海洋; 半咸淡水 居于水底的; 深度上下限 0 - 55 m (Ref. 26912).   热带; 41°N - 14°S, 93°W - 35°W (Ref. 57343)

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | 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.
西大西洋: 对萨尔瓦多巴西的美国纽泽西。 报告排列到乌拉圭。 (参考文献 9626) 不出现在北方与西方的墨西哥湾。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 33.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 57343); common length : 20.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3796)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 8 - 9; 背的软条 (总数) : 11; 臀棘: 3; 臀鳍软条: 12 - 14.

生物学特性     字汇 (例如 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).

栖息于沿岸水域的沙泥底, 河口与红树林, 而且偶见于海浪。 (参考文献 57343) 在河口附近的幼鱼聚集.(参考文献 57343) 普遍的岛周围.(参考文献 9710) 夜行的捕食者, 带甲壳动物，毛颚类动物，植物与多毛类动物.(参考文献 57343) 可能有一个延长产卵季节。 (参考文献 57343)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

西大西洋: 对萨尔瓦多巴西的美国纽泽西。 报告排列到乌拉圭。 (参考文献 9626) 不出现在北方与西方的墨西哥湾。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

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)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 29 January 2013

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

渔业: 低经济
FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 22.9 - 28, mean 26.4 (based on 440 cells).
Phylogenetic diversity index (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).
营养阶层 (Ref. 69278):  3.7   ±0.4 se; based on diet studies.
回复力 (Ref. 120179):  高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (23 of 100).
价格分类 (Ref. 80766):   Very high.