Teleostei (teleosts) >
Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Hyphessobryconinae
Etymology: Hyphessobrycon: Greek, hyphesson, -on, -on = a little smaller + Greek, bryko = to bite (Ref. 45335).
Eponymy: This species is named after the Tukuna, an Indian tribe inhabiting the Upper Solimões River basin, Brazil. (Ref. 128868), visit book page.
More on author: Géry.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical; 21°C - 24°C (Ref. 12468); 1°S - 5°S
South America: Upper Solimões River basin.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.1 cm SL male/unsexed; (Ref. 38376)
Aquarium specimen 3.0 TL maximum length (Ref. 12468).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Géry, J., 1977. Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm. (Ref. 598)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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