Coast length is 445,1 km (well-indented coast is twice as long as the road one). The western coast of Istria is 242,5 km long, with islands 327,5 km ( 178,1 M). The eastern coast of Istria is 202,6 km long, with the pertaining islets 212,4 km (114,5 M).
Adriatic Sea is the cleanest sea of the Mediterranean, a along its croatian coast there are almost a thousand islands ideal for cruises, but also for finding secret beaches and inlets.
Its a fairly quiet sea, placed deep in mainland, of salinity between 0,036 and 0,038 %, rich with animal and plant life in which you will enjoy if you try diving. But if you are only interested for a swim, you will want to know that the sea temperature in august varies between 24 and 26 °C at its highest, and in March around 12 °C, at its lowest. Usually, the season for swimming and sea sports opens in May.