Actinopteri (ray-finned fishes) > Atheriniformes
(Silversides) > Phallostethidae
Etymology: Gulaphallus: Latin, gula = throat + Greek,phallus = penis (Ref. 45335).
More on author: Herre.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm TL male/unsexed; (Ref. 12740); 4.1 cm (female)
Morphology | Morphometrics
Found in mountain streams (Ref. 12768). Fertilization is internal and eggs are attached to the substrate via adhesive filaments (Ref. 43413).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pelvic fins in males are modified to form part of a complex thoracic clasping organ (Ref. 205).
Parenti, L.R., 1989. A phylogenetic revision of the phallostethid fishes (Atherinomorpha, Phallostethidae). Proc. Calif. Acad. Sci. 46(11):243-277. (Ref. 12768)
IUCN Red List Status (Ref. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5312 [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 BS (Ref. 93245
Trophic level (Ref. 69278
): 3.0 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .