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Characiformes (Characins) >
Crenuchidae (South American darters) > Characidiinae
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335).
Eponymy: Dr Alcides Lourenço Gomes (1916–1991) was one of eight technicians at the Experimental Biology and Pisciculture Station at Pirassununga, São Paulo, Brazil (established 1939). [...] (Ref. 128868), visit book page.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Subtropical
South America: Grande, Tietê and Paranapanema rivers in upper Paraná River drainage, Brazil.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 6.5 cm SL mannelijk / geslacht onbekend; (Ref. 37059)
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Castro, R.M.C. and L. Casatti, 1997. The fish fauna from a small forest stream of the Upper Parana River Basin, southern Brazil. Ichthyol. Explor. Freshwat. 7(3-4):337-352. (Ref. 26681)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00450 - 0.02327), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.5 ±0.5 se; based on diet studies. |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |