Tambaqui - Colossoma macropomum
Dive in TODI
https://www.todi.be/nl/
Some of them came to this pool when an aquaria exhibit in other part of the country closed out. They mostly circle in schools close to the surface.
Also called Black pacu.
https://www.seriouslyfish.com/species/colossoma-macropomum/
Native to the Rio Orinoco and Amazon basins in Colombia, Venezuela, Peru, Bolivia and Brazil. Introduced populations are thriving around the world, in countries as diverse as the West Indies and Taiwan.
The tambaqui is a large species of freshwater fish in the family Serrasalmidae. It is native to tropical South America, but kept in aquaculture and introduced elsewhere. It is also known by the names black pacu, black-finned pacu, giant pacu, cachama, gamitana, and sometimes as pacu .
The tambaqui is currently the only member of ''Colossoma'', but the ''Piaractus'' species were also included in this genus in the past.