Burnas Lagoon (Ukrainian: Бурнас, Romanian: Limanul Burnas) is a marine lagoon (or liman), located in southern Ukraine in Tatarbunary Raion of Odessa Oblast. The salinity of the lagoon is two times higher than in the Black Sea. The lagoon is connected to the sea via a system of canals. The lagoon is about 7 km long and 1-3 km wide. In the northern part the lagoon is connected to the lagoon Solone Ozero, in the north west to the Kurudiol Lagoon.