Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Atheriniformes
(Silversides) > Phallostethidae
Etymology: Phenacostethus: Greek,phenax, -akos = decpetive + Greek, stetho, stethion = brest; literal = to prick a little breast (Ref. 45335). More on author: Myers.
Environment / Climate / Range
Freshwater; brackish; benthopelagic. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.0 cm TL male/unsexed; (Ref. 12693)
Morphology | Morphometrics
Asia: Chao Phraya basin (Thailand) and coastal streams of south-east Thailand and Cambodia (Ref. 12041) and Mekong basin (Ref. 12693). Reported from Sumatra, Indonesia (Ref. 13275) and Malaysia (Ref. 57780).
A euryhaline species (Ref. 12041). Found in freshwater habitats in inland floodplains. Occur in marshes and swamps with plenty of aquatic submerged and floating vegetation. Feed on minute crustaceans and protozoans. Fertilization is internal and eggs are attached to the substrate via adhesive filaments (Ref. 43413). Caught only with the most finely meshed nets.
Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO Species Identification Field Guide for Fishery Purposes. FAO, Rome, 265 p.
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), based on all LWR estimates for this BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.50 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .