Mesonauta is a small genus of cichlids native to soft, acidic freshwater habitats in South America. Mesonauta is part of the family Cichlidae and is included in subfamily Cichlasomatinae. Some species, particularly Mesonauta festivus, are popular in the fishkeeping hobby and are frequently kept in aquariums.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0