The São Francisco River is one of the longest rivers in Brazil, stretching approximately 3,160 kilometers. It flows through several states, including Minas Gerais, Bahia, and Alagoas, before emptying into the Atlantic Ocean. The river is vital for irrigation, fishing, and transportation, supporting the livelihoods of many communities along its banks. Known as the "River of National Unity," the São Francisco River plays a significant role in Brazil's culture and economy. It is home to diverse ecosystems and various species of fish, making it an important resource for biodiversity. The river also features several hydroelectric dams, contributing to the country's energy supply.