Lake Alexandrina is a large freshwater lake located in South Australia, near the mouth of the Murray River. It covers an area of approximately 142 square kilometers and is part of the Murray-Darling Basin. The lake plays a crucial role in the local ecosystem, supporting various wildlife and plant species. The lake is also significant for recreational activities, including fishing, boating, and birdwatching. It is surrounded by several towns, such as Strathalbyn and Goolwa, which offer amenities for visitors. Additionally, Lake Alexandrina is important for water management in the region, helping to regulate water flow from the Murray River.