The Kapuas River is the longest river in Indonesia, stretching approximately 1,143 kilometers. It flows through the central part of the island of Borneo, primarily in the province of West Kalimantan. The river is an essential waterway for transportation and trade, connecting various communities along its banks. The Kapuas River is known for its rich biodiversity, supporting various species of fish and wildlife. It plays a crucial role in the local ecosystem and is vital for the livelihoods of many indigenous peoples who rely on its resources for fishing and agriculture.