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Fish profile · Serrasalmidae

Pirapitinga

Piaractus brachypomus

Also called Red-bellied pacu and Cachama blanca

The pirapitinga is a South American fish introduced to Malaysian waters and culture systems. It is often mistaken for a piranha, but its crushing teeth and largely fruit-based diet tell a different story.

Last reviewed 26 October 2026 · 5 sources

Photo of Pirapitinga
(c) Schrodiskitten, some rights reserved (CC BY) · CC BY
Max length
85 cm
without the tail
Max weight
20 kg
IUCN
LC
Least Concern
In Malaysia
Introduced
Family
Serrasalmidae
order Characiformes

Category from the IUCN Red List, via GBIF (CC BY 4.0); it may lag the latest Red List assessment.

How big?

Linear scale · person 170 cm

Up to 85 cm without the tail, and 20 kg.

The person is 170 cm tall.

Where in Malaysia

2 open-licence records · GBIF

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  • Recorded (open records)

Recorded in Johor and Selangor. Based on 2 open-licence records on GBIF. Few records can mean few surveys, not few fish.

How to identify

  • Deep body
  • Two rows of crushing, molar-like teeth rather than the piranha’s cutting teeth
  • Small adipose fin without supporting rays

Habitat

Lowland riversLakesReservoirs

River floodplains, lagoons and flooded forests; Kenyir records relate to introduced cage culture.

Diet
Mostly plant food, including fruits and nuts from flooded forest trees.
Native range
The Amazon basin of South America.

Eating

A valued food fish in South America.