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Red-bellied piranha — AI illustration, not an ID reference

Red-bellied piranha

Pygocentrus nattereri

FishFreshwater

Care level: Moderate
Temperament: Aggressive
Minimum tank: 500 L
Maximum size: 30 cm
Temperature: 24–28 °C
pH: 5.5–7.5
Group size: ≥ 5
Diet: Carnivore

Good to know

Outgrows most home tanks
Preys on shrimp and snails

Best not combined with

Related species

Values are mainstream hobbyist guidance, not gospel — always watch what your own animals need.

In the BlubHub app you link your inhabitants to this database and see the care info next to your own water parameters.