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Polydactylus microstoma (Bleeker, 1851)

Smallmouth threadfin
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Polydactylus microstoma
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Fiji country information

Common names: Thread fish, Uculuka
Occurrence: questionable
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Not in Motomura, 2004 (Ref. 57343). Outside distributional range, occurrence needs confirmation. Also Ref. 85272.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/fj.html
National Fisheries Authority: http://www.spc.org.nc/coastfish/Countries/fiji/fiji.htm
Occurrences: Occurrences Point map
Main Ref: Lewis, A.D. and C.K. Pring, 1986
National Database:

Common names from other countries

Barbure à petite bouche, Barbudo de boca pequeña, 小口马鲅的异名, ... 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: Bleeker.

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 2 - 55 m (Ref. 57343).    ; 26°N - 23°S, 77°E - 168°E

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Eastern Indian Ocean and Western Pacific: Tamil Nudu, India to Myanmar and Phuket, Thailand; then from Taiwan to Indonesia and New Caledonia.

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3479); common length : 20.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3479)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 9; 背的软条 (总数) : 12 - 14; 臀棘: 3; 臀鳍软条: 11 - 12; 脊椎骨: 10 - 14. With 5 pectoral filaments; uppermost not reaching to (or extending slightly beyond) posterior tip of pectoral fin. Pectoral fin, rays short, 17-20% of SL; all rays branched except uppermost 1 or 2. Second dorsal spine long, 7-9% of SL. Well-developed swim bladder. A large black spot anteriorly on lateral line (Ref. 40958). Posterior margin of maxilla reaching to (or slightly short of) level of posterior margin of adipose eyelid. Lower tip of 7th proximal pterygiophore of 1st dorsal fin directed backwards. Lateral line squamation on caudal fin unbranched, extending to upper end of lower caudal fin lobe (Ref. 40970).

生物学特性     字汇 (例如 epibenthic)

Found in turbid coastal waters, estuaries and mangrove creeks, and in mangrove-lined rivers (Ref. 57343). Euryhaline (Ref. 12743). Feeds mainly on small crustaceans (especially shrimps), fishes and benthic organisms (Ref. 3479).

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


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: 04 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

 




人类利用

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