The Batang Hari River is the longest river in the island of Sumatra, Indonesia, stretching approximately 800 kilometers. It flows through several provinces, including Jambi, and is vital for local transportation and agriculture. The river's basin supports diverse ecosystems and is home to various species of fish and wildlife. The river plays a significant role in the culture and economy of the surrounding communities. It provides water for irrigation, fishing, and daily activities. Additionally, the Batang Hari River is important for trade, as it connects remote areas to larger markets, facilitating the movement of goods and resources.