Melanorivulus Cyanopterus (Melanorivulus cyanopterus), first described by Costa, 2005 is a tiny fish in the family Rivulidae (order Cyprinodontiformes). Adults typically reach 2.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Rivulidae kept in the hobby.
Physical description for Melanorivulus Cyanopterus is currently being compiled.
Behavioural data for Melanorivulus Cyanopterus is currently being reviewed.
Freshwater; pelagic. Tropical South America: known only from the type locality, floodplains of rio Tenente Amaral, upper rio São Lourenço drainage, rio Paraguay basin, central Brazil.
The following diseases are known to affect Melanorivulus Cyanopterus.
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