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Aaptosyax grypus

(Mekong Giant Salmon Carp)

Overview

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Family : Minnows or carps ; A large fast-swimming predator , feeding on fish of the middle and the upper water levels. Although most common along the Thai-Lao border at the mouth of the Mun River , its numbers have drastically decreased in recent years. This is perhaps due to dam construction or excessive gill netting , to which active pursuit predators, like this species, are particularly vulnerable[1]. Undertakes upstream migration at the same time as Probarbus sp. in December-February[2] which may be related to spawning activity [3]. Attains over 30 kg [3].

Critically Endangered

Threat status

Interesting Facts

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Common Names

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Click on the language to view common names.

Common Names in Chinese:

曲鯉

Common Names in Czech:

Sanak Asijsk, Sanak asijský

Common Names in English:

Mekong Giant Salmon Carp, Giant salmon carp

Common Names in Lao:

Pa sanak, Pa sanak gnai, Sanak

Common Names in Laotian:

Pa sanak, Pa sanak gnai, Sanak

Common Names in Mandarin Chinese:

曲鯉

Description

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Habitat

Biome: Freshwater [4].

Ecology: The species mainly inhabits mainstreams , and frequently enter large tributaries. Breeds in summer, in clear water around rocky rapids in the Thai-Lao border . Breeds in faster flowing water/rapids. (Ref. 250632).

List of Habitats :

Biology

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Migration

Limnodromous .

Taxonomy

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Synonyms

Aptosyax grypus Rainboth, 1991

Notes

Name Status: Accepted Name .

Last scrutiny: Data last modified by FishBase 05-Mar-1997

Similar Species

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Members of the genus Aaptosyax

ZipcodeZoo has pages for 1 species and subspecies in this genus:

A. grypus (Mekong Giant Salmon Carp)

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal March 04, 2008:

Identifiers

Footnotes

  1. Rainboth, W.J. (1996). Fishes of the Cambodian Mekong. FAO Species Identification Field Guide for Fishery Purposes. FAO, Rome, 265 p. [back]
  2. Chan Sokheng, Chhuon Kim Chhea, S. Viravong, K. Bouakhamvongsa, U. Suntornratana, N. Yoorong, Nguyen Thanh Tung, Tran Quoc Bao, A.F. Poulsen and J. Valbo Jørgensen (1999). Fish migrations and spawning habits in the Mekong mainstream: a survey using local [back]
  3. Roberts, T.R. (1993). Artisanal fisheries and fish ecology below the great waterfalls of the Mekong River in southern Laos. Nat. Hist. Bull. Siam Soc. 41:31-62. [back]
  4. Vidthayanon, C. 2011. Aaptosyax grypus. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 29 January 2012. [back]
Last Revised: 2012-07-14