Nova Viçosa is a municipality in the state of Bahia in the North-East region of Brazil. It was "discovered" in 1720 and became a municipality in 1962. The municipality contains part of the Cassurubá Extractive Reserve, a sustainable use conservation unit that protects an area of mangroves, river and sea where shellfish are harvested.Nova Viçosa has a district called Posto da Mata, where a sub-prefecture.