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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Etymology: Bryconamericus: Greek, bryko = to bite + America, latinized (Ref. 45335).
Eponymy: This is not an eponym but derives from a local word used to denote small characins in southern Brazil. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Temperate
South America: Feitoria Creek and tributaries in Caí River basin, Laguna dos Patos drainage.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 5.6 cm SL mannelijk / geslacht onbekend; (Ref. 33287)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 10; Anale zachte stralen: 19 - 22. Its elongated body with greatest depth 24.6-29.8% of SL; lack of dark pigmentation on the distal tips of the caudal fin; 3 or 4 maxillary teeth. Bryconamericus lambariis further distinguished from B. iheringii by the shallower body depth and shorter pelvic fins; distinguished from B. stramineus in its absence of a conspicuous and wide midlateral stripe (present in B. stramineus).
Occurs in small river with sandy and rocky bottoms in areas of low current flow.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Malabarba, L.R. and A. Kindel, 1995. A new species of the genus Bryconamericus Eigenmann, 1907 from southern Brazil (Ostariophysi: Characidae). Proc. Biol. Soc. Wash. 108(4):679-686. (Ref. 33287)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.00599 - 0.03330), b=2.98 (2.80 - 3.16), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.7 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).