Actinopteri (ray-finned fishes) > Cypriniformes
(Carps) > Balitoridae
Etymology: Hemimyzon: Greek, hemi = half + greek, myzon = to suckle (Ref. 45335); confluens: From the Latin confluens (confluent), an allusion to the fused pelvic fins. More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
Asia: upper Nam Ngum of the Mekong basin, Laos.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.7 cm SL male/unsexed; (Ref. 36949)
Morphology | Morphometrics
Pelvic fins posteriorly fused on most of their length, only the distal 1/10 being separated; pectoral fin with 13 simple and 11-12 branched rays; pelvic fin with 5 simple and 13-14 branched rays; 5 dark saddles along back; several large blotches on pectoral and pelvic fins (Ref. 36949).
Occurs in riffles and rapids (Ref. 36949).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kottelat, M., 2000. Diagnosis of a new genus and 64 new species of fishes from Laos (Teleostei: Cyprinidae, Balitoridae, Bagridae, Syngnathidae, Chaudhuriidae and Tetraodontidae). J. South Asian Nat. Hist. 5(1):37-82. (Ref. 36949)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00222 - 0.01301), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.4 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .