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Characiformes (Characins) >
Crenuchidae (South American darters) > Characidiinae
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335).
Eponymy: Arthur Rachow (1884–1960) was a self-taught pioneer German aquarist. [...] (Ref. 128868), visit book page.
More on author: Regan.
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
; Água doce bentopelágico; pH range: 5.6 - 7.5; dH range: ? - 25. Tropical; 20°C - 24°C (Ref. 1672)
South America: lower Paraná River basin; Uruguay River basin; coastal drainages from Rio Grande do Sul to La Plata River.
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 4.5 cm SL macho/indeterminado; (Ref. 125974)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Raios dorsais (total) : 13 - 14; Raios anais : 8. Is distinguished by the incompleteness of its lateral line, which never has pores beyond the 11th scale of the lateral series (Ref. 27672).
Body shape (shape guide): elongated.
Found in lentic environment.
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Assumed as Characidium fasciatum.
Cordiviola de Yuan, E. and C. Pignalberi de Hassan, 1985. Fish population in the Paraná River: lentic environments of Diamante and San Pedro areas (Argentine Republic). Hydrobiologia 127:213-218. (Ref. 11229)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00706 - 0.02048), b=3.10 (2.95 - 3.25), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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