Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; depth range - m (Ref. ), usually - m (Ref. ). Tropical; 24°C - 28°C (Ref. 2060)
Asia: Mekong basin (Ref. 27732), Chao Phraya and Maeklong basins (Ref. 26336).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL male/unsexed; (Ref. 12693)
Has 10-11 branched dorsal rays, a large blackish blotch on the caudal peduncle; the caudal, dorsal, anal and pelvic fins with white distal margins and black subdistal margin; some specimens almost black in life (Ref. 27732). With well-developed papillae on each side of lower lip; large mental lobe and large ethmoid spine perpendicular to snout when viewed from above (Ref. 12693).
Inhabits areas of boulders and cobble of rapidly flowing stretches of large and medium-sized rivers. Feeds mainly on mollusks and occasionally on other benthic invertebrates. Occasionally seen in the markets during the dry season. An extremely aggressive species which is often seen in the aquarium trade (Ref. 12693).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO species identification field guide for fishery purposes. FAO, Rome, 265 p. (Ref. 12693)
IUCN Red List Status (Ref. 124695)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00248 - 0.01401), b=3.10 (2.90 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.5 ±0.44 se; based on food items.
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .