Overview

Comprehensive Description

Gastromyzon borneensis group ZBK

Diagnosis.-This species group is defined by the following combination of characters: presence of a postoral pouch, just before or at level of pectoral-fin origin; presence of a secondary rostrum (except for G. monticola and G. ornaticauda ZBK ); a vertical gill slit; absence of a subopercular groove; absence of scales on abdomen; caudal fin with barred pattern (except for G. ornaticauda ZBK ); and large adult size (maximum 70-95 mm SL).

  • H. H. Tan, Z. H. Sulaiman (2006): Three new species of Gastromyzon (Teleostei: Balitoridae) from the Temburong River basin, Brunei Darussalam, Borneo. Zootaxa 1117, 1-19: 3-3, URL:http://www.zoobank.org/urn:lsid:zoobank.org:pub:EFF4FFDA-A1B8-44EB-ACB4-F4A9623FB4B9
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Biology

Inhabits bottom of swift-flowing water. Feeds on small invertebrates, algae and detritus from the bottom.
  • Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo 1993 Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
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Distribution

Asia: northern Borneo.
  • Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo 1993 Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
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Borneo.
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Physical Description

Size

Maximum size: 100 mm SL
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Max. size

10.0 cm SL (male/unsexed; (Ref. 7050))
  • Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo 1993 Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
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Ecology

Habitat

Environment

benthopelagic; freshwater
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Trophic Strategy

Inhabits bottom of swift-flowing water. Feeds on small invertebrates, algae and detritus from the bottom.
  • Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo 1993 Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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Wikipedia

Gastromyzon borneensis

Gastromyzon borneensis is a species of ray-finned fish in the genus Gastromyzon.

Footnotes


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