List of cichlid fish of South America

This is a list of South American cichlid species that are commonly kept by aquarists.

Cichlid species
PicCommon nameSpeciesRegionSizeAggressionLevelDescription
Green TerrorAequidens rivulatusNW South America1 footmoderateBottomMales grow much larger than females
Freshwater Angelfish Pterophyllum scalare North-Central South America 10 cm moderate; safe for community aquaria, but can be territorial with members of its own species Midwater/Throughout Comes in a variety of colors/patterns
OscarAstronotus ocellatusAmazon Basin and The Guianas18 inchesMidwatercommonly thought to be aggressive, but not really

References

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