The Kapuas River is the longest river in Indonesia, stretching over 1,000 kilometers. It flows through the central part of Kalimantan, the Indonesian portion of the island of Borneo. The river is vital for transportation, trade, and fishing, supporting the local economy and communities along its banks. The Kapuas River is also known for its rich biodiversity, including various species of fish and unique wildlife. It plays a crucial role in the ecosystem of the Borneo rainforest, which is one of the most diverse habitats in the world. Conservation efforts are important to protect this vital waterway and its surrounding environment.