| Basin : | All except Kourou |
| Max size : | 32 cm |
| PH : | 6-7 |
| Food : | Live fish, any size (!!!) |
| Misc. : | Vicious and ferocious fish, don't mix with any other, even bigger. Watch your fingers ! |
| Basin : | At least, the Comté |
| Max size : | 20 cm |
| PH : | 6-7 |
| Food : | Live fish |
| Misc. : | Ferocious; don't think of putting even a tiny one into a community tank, as it will rip the tankmate's fins apart |
| Basin : | Comté |
| Max size : | 12 cm |
| PH : | 6-7 |
| Food : | All kind; lots of vegetables (lettuce, cabombas) |
| Misc. : | very nice fish, but will quickly eat 100 % of your plants |
| Basin : | Mana |
| Max size : | 20 cm |
| PH : | 6-7 |
| Food : | All kind of fish food ; lots of vegetables |
| Misc. : | As M. rubripinnis, will eat all of your plants in no time |
| Basin : | At least, the Comté |
| Max size : | approx. 40 cm |
| PH : | 6-7 |
| Food : | Possibly omnivorous with a preference for vegetables |
| Misc. : | The author could not identify this fish |