Schwarzsee is a small lake in the Canton of Fribourg, Switzerland with an area of 0.47 km². The lake in the Swiss Prealps is bordered by the peaks of Schwyberg in the West, Les Reccardets and Spitzfluh in the South, as well as Kaiseregg.
Surface elevation: 1,046 m
Area: 47 ha
Length: 1.4 km
Width: 500 m