Natural History

Arapaima gigas

Arapaima gigas, also known simply as Arapaima, pirarucu, or paiche, is a species of arapaima native to the basin of the Amazon River. Once believed to be the sole species in the genus, it is among the largest freshwater fish. It is the best-known species of Arapaimas.

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See also

• ▸Environmental impacts of beavers
• ▸Ishinpō
• ▸Eastern woodrat

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