Uvs Lake is a highly saline lake in an endorheic basin—Uvs Nuur Basin in Mongolia with a small part in Russia. It is the largest lake in Mongolia by surface area, covering 3,350 km2 at 759 m above sea level. The largest settlement near the lake is Ulaangom. This shallow and very saline body of water is a remainder of a huge saline sea which covered a much larger area several thousand years ago. It is magnet for birds: over 220 species are recorded, including Osprey, white tailed Eagle, and Black Stork. Over 100 pairs of Spoonbill nest in the vicinity, also Great White Hero.