Vistula Lagoon Vistula Lagoon The Vistula Lagoon (; or "Kaliningradskiy Zaliv"; ; ) is a brackish water lagoon on the Baltic Sea roughly 56 miles (90 km) long, 6 to 15 miles (10 to 19 km) wide, and up to 17 feet (5 m) deep, separated from Gdańsk Bay by the Vistula Spit. It is now known as the Vistula Bay or Vistula Gulf. The modern German name, "Frisches Haff", is derived from an earlier form, "Friesisches Haff". The lagoon is a mouth of a few branches of the Vistula River, notably the Nogat, and the Pregolya River. It is connected to
Alibey Lagoon the river inflows to the Khadzhyder Lagoon, which separated from the Alibey Lagoon by dam. Alibey Lagoon Alibey Lagoon (, , ) is a salty lagoon (liman) on the Black Sea coast of Tatarbunary Raion of Odessa Oblast, Ukraine. The lagoon is originated from the old mouth of the Khadzhyder River. The length of the lagoon is 15 km, width 11 km, area 72 km². The depth is 2.5 m. The lagoon is separated from the sea by sandbar. It is connected through the Kurudiol Lagoon with the Burnas Lagoon on the south east, with the Karachaus Lagoon and Shahany