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
Jubho Lagoon intrusion is taking place, which is stunting the growth of freshwater vegetation. However, the site is still not protected under any environmental legislation or site-specific conservation programme. Few research projects to study the flora and fauna of the region have been undertaken by the Zoological Survey Department of Pakistan and the National Institute of Oceanography. The Coastal Ecosystem Unit of IUCN, Sindh Wildlife Department, and Sindh Environment Protection Agency conduct awareness and conservation activities in the region. Jubho Lagoon Jubho Lagoon is a large shallow brackish lagoon located in Sindh, Pakistan. In May 2011 Jubhoo lagoon was inducted into the