Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Triplophysa: Greek, triplos = thrice + Greek, physa = tube (Ref. 45335); lixianensis: Named for the Chinese name Lixian, where the type specimens were collected.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal; depth range 1 - ? m (Ref. 75016). Subtropical
Asia: Zagunao River of the upper Yangtze River drainage in China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL male/unsexed; (Ref. 75016)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 10 - 11; Anal soft rays: 7. Distinguished from all its congeners by possessing a unique combination of the following characters: posterior chamber of gas bladder absent or greatly reduced; caudal peduncle columnar with a roughly round cross-section at its beginning; anterior edge of lower jaw completely exposed or uncovered by lower lip; intestine short, forming a zigzag loop below stomach; origin of dorsal fin closer to the base of caudal fin than to snout tip; pelvic fin insertion anterior to dorsal-fin origin; snout length 50.6-57.5% HL; eye diameter 12.3-15.4% HL; caudal peduncle length 25.1-27.1% SL; anal fin with 5 branched rays; lower lip greatly furrowed with two thick lateral lobes; and body smooth or naked (Ref. 75016).
Body shape (shape guide): elongated.
Found in rocky bottom with gravels and cobbles (Ref. 75016). Syntopic with a river loach Oreias dabryi and a cyprinid species Gymnocypris potanini where they may forage together (Ref. 75016).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
He, C., Z. Song and E. Zhang, 2008. Triplophysa lixianensis, a new nemacheiline loach species (Pisces: Balitoridae) from the upper Yangtze River drainage in Sichuan Province, South China. Zootaxa 1739:41-52. (Ref. 75016)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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