The Atchafalaya River is a major waterway located in south-central Louisiana, USA. It is approximately 130 miles long and serves as a distributary of the Mississippi River. The river flows through a rich ecosystem, including swamps and wetlands, and is known for its diverse wildlife and plant species. The Atchafalaya River is an important part of the region's economy, supporting activities such as fishing, boating, and tourism. It also plays a crucial role in flood control, helping to manage water levels in the surrounding areas. The river is a vital resource for both the environment and local communities.