
Black spot piranha
Pygocentrus cariba
A prominent shoulder spot distinguishes the visible adult form
The spot is clearest in adolescents and young adults; tiny juveniles and dark old fish are harder to identify by colour.
- Adult length
- Up to 27.9 cm
- Water temperature
- 20–28 °C
- pH
- 4–7
- Hardness
- 1–10 dGH
- Natural habitat
- Widespread in lowland waters and tributaries of the Orinoco basin.
Sharp jaws and adult size require a dedicated maintenance plan.
Appearance and identification
P. notatus is an older name, not another species. Compare age and provenance alongside P. nattereri.
Same-species behaviour
Lives in groups.
Space requirements
Needs an exceptionally large installation with filtration, protected equipment and retreat space.
Diet and feeding
An opportunistic feeder taking animal foods and some plant material.
Compatibility limits
Fin-biting risk; keep in a dedicated setup.
Aquarium environment
Plants may be damaged.
Sources
www.fishbase.se ↗ 2026-10-25
www.seriouslyfish.com ↗ 2026-10-22
www.aquariumglaser.de ↗ 2026-10-22
api.gbif.org ↗ 2026-10-22
