The St. Lucia River is a significant waterway located in the state of Florida, USA. It flows through the St. Lucie County and is part of the larger Indian River Lagoon ecosystem. The river is known for its diverse wildlife and serves as an important habitat for various species, including fish, birds, and other aquatic life. The St. Lucia River is also a popular destination for recreational activities such as fishing, boating, and kayaking. Its scenic views and natural beauty attract both locals and tourists, making it a vital part of the region's outdoor lifestyle and economy.