Species profile
Red-bellied Piranha
Pygocentrus nattereriRed-bellied Piranha (Pygocentrus nattereri) is a solo centerpiece fish for a cycled 125+ gallon freshwater aquarium. Plan for about 12 inches as an adult, 74-82°F water, pH 6-7.5, and advanced care. Keep a group of at least 6; larger groups often behave more naturally when the tank has room.
TerritorialFin-nipperHigh energyAdvanced care
125 galMinimum tank
12 inAdult size
6Schooling minimum
74-82°FTemperature
Water Range
- pH
- 6-7.5
- GH
- 2-15 dGH
- KH
- 1-8 dKH
Behavior
- Temperament
- Assertive
- Fin nipping
- 5/5
- Territory
- 4/5
Diet and Care
- Diet
- carnivore
- Diet difficulty
- 4/5
- Care difficulty
- 4/5
Planning Notes
Predatory or specialist fish; plan for adult size, secure lids, and meaty feeding needs.
This species may need live, frozen, fresh, or otherwise specialized foods.
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