The Cuinarana Marine Extractive Reserve is in the municipality of Magalhães Barata, Pará.

[2] The Cuinarana Marine Extractive Reserve was created by federal decree on 10 October 2014.

[3] The reserve is one of three created by president Dilma Rousseff thirteen days before the 2014 presidential elections.

[4] The reserve is administered by the Chico Mendes Institute for Biodiversity Conservation (ICMBio).

The objective is to conserve the biodiversity of the ecosystems of mangroves, salt marshes, dunes, wetlands, floodplains, rivers, estuaries and islands; and to protect the livelihoods and culture of the traditional extractive population, and ensure the sustainable use of natural resources of the unit.