Melanorivulus Rubroreticulatus (Melanorivulus rubroreticulatus) is a ray-finned fish of the family Rivulidae. It inhabits freshwater waters. This species can reach a maximum total length of 2.6 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Dorsal soft rays (total): 9; Anal soft rays: 12 - 14; Vertebrae: 30 - 31. Melanorivulus rubroreticulatus is distinguished from all other members of the M. zygonectes group by its color pattern consisting of caudal fin with broad red bars in males, bars often interconnected to form reticulations and and anal-fin base with short red bars contrasting with intense light blue ground color .: elongated.
Behavioural data for Melanorivulus Rubroreticulatus is currently being reviewed.
Diet information for Melanorivulus Rubroreticulatus is currently being compiled.
Reproduction data for Melanorivulus Rubroreticulatus is currently being compiled.
Freshwater; benthopelagic. Tropical South America: Lower Xingu river, Amazonas river basin in Brazil.
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