The Mata do Bacurizal e do Lago Caraparu Ecological Reserve is in the municipality of Salvaterra, in the northeastern portion of the island of Marajó in the state of Pará.

The reserve is just 2 kilometres (1.2 mi) from the municipal seat, and includes the Bacurizal Forest and Lake Caraparu on the shore of the Bay of Marajó.

The forest has many trails giving access to the mangroves, the Tapera Campina fishing port and the São João beach.

There are diverse fauna including various types of primate, many birds, and fish and crabs in the mangrove waters.

The reserve is important as an area for feeding and reproduction of many migratory birds, including the endangered scarlet ibis (Eudocimus ruber).