The Southern River is a waterway located in the southern region of Western Australia. It flows through the suburbs of Southern River and Canning Vale, eventually joining the Canning River. The river is an important part of the local ecosystem, providing habitat for various species of wildlife. The Southern River is also significant for recreational activities. Residents and visitors can enjoy walking, cycling, and fishing along its banks. The surrounding areas feature parks and green spaces, making it a popular spot for families and outdoor enthusiasts.