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); rongduensis: Name 'rongduensis' from the type locality of the species, Rongdu Town.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Subtropical
Asia: China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.9 cm SL male/unsexed; (Ref. 137681)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 9; Anal soft rays: 5; Vertebrae: 43. This species is distinguished from its congeners by the following set of characters: body naked, scales absent, with skin pigmentation; eyes normal, diameter 7-15% of HL, interorbital width 24-32% of HL; dorsal fin distal margin truncated; pelvic-fin tip not reaching to anus; tip of pectoral fin not reaching to pelvic fin origin; anterior and posterior nostrils closely set, anterior nostril elongated to a barbel-like tip; tip of outrostral barbel extending backward to posterior margin of the eye; lateral line complete; dorsal-fin rays iv-9, pectoral-fin rays i-10, pelvic-fin rays ii-7, anal-fin rays iii-5, 16 branched caudal-fin rays; and total vertebrae 43 (Ref. 137681).
Body shape (shape guide): elongated; Cross section: oval.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Luo, T., M.-L. Mao, C.-T. Lan, L.-X. Song, X.-R. Zhao, J. Yu, X.-L. Wang, N. Xiao, J.-J. Zhou and J. Zhou, 2023. Four new hypogean species of the genus Triplophysa (Osteichthyes, Cypriniformes, Nemacheilidae) from Guizhou Province, Southwest China, based on molecular and morphological data. ZooKeys 1185:43-81. (Ref. 137681)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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