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Pentanemus quinquarius (Linnaeus, 1758)

Royal threadfin
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Pentanemus quinquarius   AquaMaps   Data sources: GBIF OBIS
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Image of Pentanemus quinquarius (Royal threadfin)
Pentanemus quinquarius
Picture by FAO

Liberia 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/li.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Daget, J. and J.C. Njock, 1986
National Database:

Common names from other countries

Capitaine royal, Barbudo real, Beardfish, ... more

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Carangaria/misc (Various families in series Carangaria) 鱸形目 (Various families in series Carangaria) > Polynemidae (Threadfins) 馬鮁科 (Threadfins)
Etymology: Pentanemus: Greek, pente = five + Greek, nema = filament (Ref. 45335).
  More on author: Linnaeus.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋; 半鹹淡水 居於水底的; 深度上下限 10 - 70 m (Ref. 10799).   熱帶; 21°N - 18°S, 27°W - 14°E (Ref. 57343)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Eastern Atlantic: Senegal to Angola (Ref. 57402). Also reported from Mauritania (Ref. 10799) and Cape Verde (Ref. 27000). Reported from Cuba based on a single specimen; no other specimens taken from the western Atlantic (Ref. 57343).
東大西洋: 塞內加爾到安哥拉。

Length at first maturity / 大小 / 重量 / 年齡

Maturity: Lm 15.0  range ? - 17 cm
Max length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 57402); common length : 25.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3659)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 9; 背的軟條 (總數) : 14 - 18; 臀棘: 3; 臀鰭軟條: 28 - 30. Diagnosis: detached pectoral filaments very long, exceeding body length; base of anal fin much longer than base of 2nd dorsal fin; body moderately elongate and compressed, its height comprised 3.0-3.4 in standard length; snout very short, blunt and prominent; mouth inferior; maxillary bone strongly widened at its end, reaching largely past eye; 2 widely separated dorsal fins, 1st with 8 flexible spines, 2nd with 1 spine and 14-18 soft rays; anal fin base much longer than 2nd dorsal fin base; pectoral fin inserted very low on body; threadlike filaments, 5 in number, 4 of them longer than total length of fish; scales ctenoid; head scaly (Ref. 57402). Coloration: body uniformly silvery, greyish on back, shading to whitish ventrally; fins tinged with yellow (Ref. 57402).

生物學特性     字彙 (例如 epibenthic)

Occurs over sandy (Ref. 2683) and muddy bottoms in shallow waters (Ref. 57343), frequently in brackish waters (Ref. 57343, 57402) and estuaries (Ref. 57402). Carnivorous (Ref. 57402), feeds on fish and shrimps (Ref. 28587).

生活在沙的 (參考文獻 2683)之上與泥底部在淺水區中, 時常在半鹹淡的棲息地。 吃魚與蝦。 (參考文獻 28587)

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

東大西洋: 塞內加爾到安哥拉。

主要參考資料 Upload your references | 參考文獻 | 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)

IUCN 瀕危狀態 (Ref. 130435)

  次級保育類動物, 見 IUCN 紅皮書 (VU) (A2bd); Date assessed: 15 July 2014

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的




人類使用

漁業: 高經濟性
FAO(漁業: 產生; publication : search) | FishSource | 周邊海洋

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Estimates based on models

Preferred temperature (Ref. 115969): 20.2 - 27.9, mean 25.8 (based on 70 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00237 - 0.00669), b=3.13 (2.98 - 3.28), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
營養階層 (Ref. 69278):  3.6   ±0.57 se; based on food items.
回復力 (Ref. 120179):  高度, 族群倍增時間少於 15個月 (K=0.72).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (31 of 100).
Climate Vulnerability (Ref. 125649):  High to very high vulnerability (75 of 100).
價格種類 (Ref. 80766):   High.