Red-bellied Piranha

Pygocentrus nattereri

Also known as: Red Piranha, Natterer's Piranha

The classic piranha, a shy but powerful predator with a bright red belly.

Water

Freshwater

Temperature

75–82°F

pH

5.5–7.5

Hardness

2–15 dGH

Max size

10 in

Min tank

125 gal

Temperament

Aggressive

Social

Groups (5+)

Swim level

Middle

Diet

Carnivore

Care level

Intermediate

Lifespan

10-20 years

Breeding

Substrate spawner

Suitability

Advanced

Origin

Amazon, Parana-Paraguay and Sao Francisco basins, South America

Best kept as a species-only group of 5 or more in a large tank; other fish are usually eaten or bitten. Needs strong filtration and care during maintenance. Illegal to own in many US states, so check local laws before buying.