Duas Bocas Biological Reserve
The Duas Bocas Biological Reserve () is a biological reserve in the state of Espírito Santo, Brazil. It protects an area of Atlantic Forest, the source of a drinking water supply. Location The Duas Bocas Biological Reserve is in the municipality of Cariacica, Espírito Santo. It has an approximate area of . The reserve contains the Duas Bocas Dam, inaugurated by President Getúlio Vargas, which impounds the Pau Amarelo, Panela and Naia-Assú rivers. It is part of the Duas Bocas - Mestre Álvaro Ecological Corridor. The main activities are school visits and scientific research. The forest coverage has suffered in the past from human activities including banana and coffee cultivation and grazing. However, about 70% of the reserve is covered in primary Atlantic Forest. It is home to rich and diverse wildlife, including rare and endangered species. The cougar (Puma concolor) has been seen in the reserve. History The Pau Amarelo Dam was built in 1912 to distribute water to Greater Vitória. From this date there was little human interference with the ecosystem to avoid polluting the drinking water. The Duas Bocas Dam was built 1949–54 to accommodate population growth, and still supplies water to some of the residents of