Lake Burdur (Turkish:Burdur Gölü) is a large saline lake of tectonic origin, positioned at the frontier between Burdur and Isparta provinces, in southwestern Turkey. It is located at around 37°45′N 30°11′E / 37.75°N 30.18°E / 37.75; 30.18. It has an area of 250.00 km² and maximum depth variously reported at between 50 and 110 m. Water level in the lake fluctuates. Lake Burdur is also an important wetland site for many bird species and is designated a Ramsar site.