Gulf of Piran Gulf of Piran The Gulf of Piran or Piran Bay (, or, recently, , ) is located in the northern part of the Adriatic Sea, and is a part of the southernmost tip of the Gulf of Trieste. It was named after the town of Piran, and its shores are shared by Croatia and Slovenia. It is delimited by a line connecting Cape Savudrija ("Savudrijski rt") in the south to the Cape Madona ("Rt Madona") in the north and measures around . Since the 1990s, the name Bay of Savudrija ("Savudrijska vala") has also been used in Croatia. On the
Geology of the Baltic Sea East European Craton millions of years after it consolidated. This occurred during the Late Ediacaran and the Early Cambrian when the weakest part of the craton was reactivated. Since then the basin has been deepened mainly through subsidence caused by extensional tectonics. In the northern part of the Baltic Sea basin, including the Gulf of Bothnia and the Bothnian Sea, the depression originated as a series of interconnected rifts that were not active enough to split the East European Craton. Subsidence in the southern parts was most pronounced during a period starting in the Late Ordovician and lasting to Middle