The lake is 0,2 sq. Kilometers in with and is situated between Leynar, Kollafjørð and Kvívík. The deepest spot is in the middle of the lake where it is about 33m. Leynavatn has the original Artic Char population in the Faroes. Samples have been fished and moved to lakes like Brúnavatn, Mýranar, and tree other lakes in Vestmanna. There is also brown trout which can be up to two pounds but seatrout has been caught up to 14 pounds.