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Atheriniformes (Silversides) >
Phallostethidae (Priapiumfishes)
Etymology: Phenacostethus: Greek,phenax, -akos = decpetive + Greek, stetho, stethion = brest; literal = to prick a little breast (Ref. 45335).
Eponymy: Dr Hugh McCormick Smith (1865–1941) was an American physician (1888) who became an ichthyologist. [...] (Ref. 128868), visit book page.
More on author: Myers.
Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce; salmastro benthopelagico. Tropical
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).
Size / Peso / Age
Maturità: Lm ?  range ? - ? cm
Max length : 2.0 cm TL maschio/sesso non determinato; (Ref. 12693)
Short description
Chiavi di identificazione | Morfologia | Morfometria
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.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Pelvic fins in males are modified to form part of a complex thoracic clasping organ (Ref. 205).
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. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 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), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.5 ±0.50 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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