The Jack Dempsey fish is one of the most popular freshwater aquarium fish. They can be very aggressive toward other fish in the aquarium. Even so, the Dempsey’s interesting personality and beautiful coloration are a favorite among cichlid enthusiasts.
| Scientific name | Common Name | Size | Temperament |
| Rocio octofasciata | Jack Dempsey | 225mm | Aggressive |
| Water Temperature | Water pH | Tank size | Diet |
| 26-28oC | 6.0 - 8.0 | 250 litres + | Carnivores |