Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Cypriniformes
(Carps) > Gastromyzontidae
Etymology: Plesiomyzon: Greek, plesios = near + Greek, myzo = to suckle (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; brackish; demersal. Tropical
Asia: endemic to the drainages in Hainan Island, China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.8 cm SL male/unsexed; (Ref. 45625)
Morphology | Morphometrics
Head small and depressed; mouth small, deeply arch and without rostral groove and fold in front of mouth. Caudal fin deeply concave; pectoral fin wide and long; pelvic fin not forming sucker-shape. Body brownish yellow and with irregular black spots.
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. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00172 - 0.01158), b=3.14 (2.91 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 2.8 ±0.3 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .