Classificatie / Namen
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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: rutilicaudus: From the latin rutilis (bright red, rufous) and caudus (tail), in reference to the diagnostic orangish red caudal fin in females.
More on author: Costa.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Tropical
South America: Rio Verde drainage, rio Paraná basin, central Brazil. Rio Verde here assigned is a right affluent to the rio Paraná, situated between rio Correntes and rio Claro, Estado de Goiás.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Costa, W.J.E.M., 2005. Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil. Neotrop. Ichthyol. 3(1):69-82. (Ref. 54355)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00315 - 0.01385), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (10 of 100).
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