Actinopteri (ray-finned fishes) > Cypriniformes
(Carps) > Gastromyzontidae
Etymology: Pseudogastromyzon: Greek, pseudes = false + Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335). More on author: Herre.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; brackish; benthopelagic; depth range - m (Ref. ), usually - m (Ref. ). Subtropical; 0°C -
Asia: known to be endemic to Guangdong Province, China (Ref. 33406), but reported from Hong Kong (Ref. 5258).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm TL male/unsexed; (Ref. 5258); common length : 2.9 cm SL male/unsexed; (Ref. 35840)
Adults inhabit rapid flowing streams. Feed on periphytic algae and detritus on rock surfaces (Ref. 33406).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Zheng, C.-Y., 1991. Gastromyzonidae. p. 261-286. In J.-H. Pan, L. Zhong, C.-Y. Zheng, H.-L. Wu and J.-H. Liu (eds). 1991. The freshwater fishes of Guangdong Province. Guangdong Science and Technology Press, Guangzhou. 589 p. (Ref. 33406)
IUCN Red List Status (Ref. 124695)
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=0.00457 (0.00185 - 0.01127), b=3.14 (2.92 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 2.0 ±0.00 se; based on food items.
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .