The Swan River is a major waterway located in southwestern Australia, flowing through the city of Perth. It stretches approximately 72 kilometers (45 miles) from its source in the Swan Valley to its mouth at the Indian Ocean. The river is known for its scenic beauty and is a popular spot for recreational activities such as boating, fishing, and cycling along its banks. The river plays a significant role in the local ecosystem, supporting various wildlife species, including swans and other birds. It also serves as a vital water source for the surrounding communities and contributes to the region's economy through tourism and agriculture.