Vistula Lagoon of the Ests". Over three hundred years later, in the first half of the 13th Century, the name of Vistula Lagoon occurs in deeds issued by Teutonic Order in Latin version as Mare Recens (1246 - "mare" - a pool or lake or sea and "recens" - fresh) in contrast to the contemporary name for the Baltic Sea - Mare Salsum (Salty Sea). Then in 1251 we find record about Mare Recens et Neriam (Frisches Haff and Frische Nehrung, now Vistula Spit) and finally in 1288 Recenti Mari Hab (Haff) which as one can see corresponds with later German "Frisches
Koggala Lagoon Koggala Lagoon Koggala Lagoon ()is a coastal waterbody located in Galle District,Southern Sri Lanka. It is situated near the town of Koggala and adjacent to the southern coast, about south of Colombo. The lagoon is embellished with eight ecologically rich small islands. The lagoon has a surface area of approximately measuring in length and in width. The water depth ranges from to . The lagoon is largely rain fed and a number of streams are connected to it. Warabokka-ela stream (Koggala-oya) that enters the lagoon from the north-west is the main freshwater supply. Kerena anicut, which was constructed combining two