| Red Bellied Piranha | Profile and Description |
| Size | Up to 12 inches or 30 cm |
| Special note | It is not legal to keep Piranhas in certain countries and regions |
| Origin | South America, especially the Amazon and Orinoco river basins |
| Natural habitat | Rivers |
| Fish Hardiness | Relatively easy to keep |
| Water Temperature | 72 - 84 ºF or 22 - 29 ºC |
| Water pH | 5.5 - 7.5 pH |
| Water Hardness | 5 - 20 dH |
| Strata | All but mostly middle |
| Peaceful or Aggressive | Very aggressive |
| Number of same species in one aquarium | Six or more if you have a large enough aquarium |
| Minimum tank size | 150 gallons or 550 liters for every group of six fish |
| Community Fish | No |
| Compatible with | Other Piranha |
| Sexes | Females are in general more yellow than males and during breeding fatter and darker in color than males |
| Food | Prefers live fish, supplement with live blood worms or brine shrimp |
| Breeding | Not very easy to breed |
| Breeding temperature | 79 - 84 °F or 26 - 29 °C |
| Other names | Red Belly Piranha, Red Piranha |
| Scientific name | Pygocentrus nattereri |
| Other Scientific names | Pygocentrus ternetzi, Serrasalmus nattereri |
| Lifespan | 10 years |
