Collected in shallow pools and creeks adjacent to a stream which is about 10-20 cm deep; with orange clay bottom, in open vegetation of the Brazilian Cerrado and water was clear, pH 6.2 .
Physical description for Melanorivulus Rubromarginatus is currently being compiled.
Behavioural data for Melanorivulus Rubromarginatus is currently being reviewed.
Freshwater; benthopelagic; depth range 0 - 1 m . Tropical South America: Peixe River drainage of the Araguaia River basin in Brazil.
The following diseases are known to affect Melanorivulus Rubromarginatus.
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