Where does this piranha population by country data come from?

Name: Piranha Population by Country
Creator: Rankodex

Rankodex compiles it from World Population Review and the primary sources it cites: Pygocentrus piraya (Piranha) - IUCN Red List; Piranha - Wiki.

Country rankings

Piranha Population by Country

Piranha Population by Country: compare 14 countries on 2 metrics.

Environment Facts & Trivia14 countries · 2 metricsUpdated Feb 26, 2025Original page

2 sources

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14 countries


Argentina	Pygocentrus nattereri	Paraná River, Paraguay River
Bangladesh	—	Kaptai Lake in Bangladesh is known to have a small population of piranha, which are believed to have been dumped there by poachers illegally transporting the fish into the country.
Bolivia	Pygocentrus nattereri	Paraguay River
Brazil	Pristobrycon striolatus, Pygopristis denticulata+5	Bahia, Sergipe, Minas Gerais, Alagoas, Pernambuco, São Francisco River, Paraná River, Paraguay River, Tocantins and Araguaia Rivers
China	Pygocentrus nattereri	Piranhas have been found in the Lijiang River, though they are believed to be an artificial introduction (likely released by aquarium hobbyists) and the numbers are unknown.
Colombia	Pristobrycon calmoni, Pristobrycon striolatus+4	Orinoco River
Ecuador	Pygocentrus nattereri	—
French Guiana	Pygopristis denticulata\| Serrasalmus rhombeus	—
Guyana	Pygopristis denticulata, Pygocentrus nattereri+1	—
Paraguay	Pygocentrus nattereri	Paraná River, Paraguay River
Peru	Pygocentrus nattereri\| Serrasalmus sanchezi	—
Suriname	Pygopristis denticulata\| Serrasalmus rhombeus	—
Uruguay	Pygocentrus nattereri	—
Venezuela	Pristobrycon calmoni, Pristobrycon careospinus+9	Orinoco River

Where does this piranha population by country data come from?: Rankodex compiles it from World Population Review and the primary sources it cites: Pygocentrus piraya (Piranha) - IUCN Red List; Piranha - Wiki.