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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Etymology: Bryconamericus: Greek, bryko = to bite + America, latinized (Ref. 45335).
More on author: Eigenmann.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 5.5 - 7.2; dH range: 10 - 25. Subtropical; 22°C - 26°C (Ref. 2059)
South America: La Plata and São Francisco River basins (Ref. 38376). Reported from the Uruguay River in Brazil (Ref. 79585).
Length at first maturity / Size / Vikt / Age
Maturity: Lm 2.1  range ? - ? cm
Max length : 11.4 cm TL hane/ej könsbestämd; (Ref. 79585); publicerad maxvikt: 19.90 g (Ref. 79585)
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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 2024-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00738 - 0.01870), b=2.90 (2.77 - 3.03), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.7 ±0.37 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).