[5] Within Mato Grosso the river defines the eastern boundary of the 227,817 hectares (562,950 acres) Igarapés do Juruena State Park, created in 2002.

[6] For the last 190 km (120 mi) of its lower part the river becomes the border between the states Mato Grosso and Amazonas.

The Juruena River is not fully navigable due to its many waterfalls and rapids.

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