Besh Barmag Mountain outflow of meltwater from the Black Sea to the Mediterranean Sea, rather than a direct incursion of sea water into the Black Sea as a result of global sea level rise. Estimates of the increase in Caspian Sea level height are between + 20 and 30 meters. Besh Barmag Mountain Besh Barmag () literally translated as "Five Finger", is in Siazan District of Azerbaijan, not far from the Caspian Sea. It rises to above the sea level overlooking the Baku-Quba Highway. The mountain is a solid rock and is one of the most famous mountains in the Caucasus, known for
Caspian Sea exceeding the depth of other regional seas, such as the Persian Gulf. The Middle and Southern Caspian account for 33% and 66% of the total water volume, respectively. The northern portion of the Caspian Sea typically freezes in the winter, and in the coldest winters ice forms in the south as well. Over 130 rivers provide inflow to the Caspian, with the Volga River being the largest. A second affluent, the Ural River, flows in from the north, and the Kura River flows into the sea from the west. In the past, the Amu Darya (Oxus) of Central Asia in