The Senegal River is a major river in West Africa, flowing approximately 1,086 kilometers (675 miles) from the Fouta Djallon highlands in Guinea to the Atlantic Ocean. It forms part of the border between Senegal and Mauritania, playing a crucial role in the region's ecology and economy. The river supports agriculture and fishing, providing water for irrigation and livelihoods for local communities. It also serves as a transportation route, facilitating trade and movement between countries. The Senegal River Basin is home to diverse wildlife and ecosystems, making it an important area for conservation efforts.