[1] The Monte Cristo rapids on the Sucunduri is an area with great numbers and diversity of animals and birds.

[3] The river flows through the 896,411 hectares (2,215,080 acres) Acari National Park created by president Dilma Rousseff in 2016 in the last week before her provisional removal from office.

[4] Part of the river's basin is in the 19,582 square kilometres (7,561 sq mi) Juruena National Park, one of the largest conservation units in Brazil.

[5] The Trans-Amazonian Highway crosses the Sucunduri River.

Further north it merges with the Acari and the downstream section is known as the Canumã River.