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 The water level change within the Caspian Sea is an indirect reason for which plants may not get established. These affect aquatic plants of the Volga Delta, such as "Aldrovanda vesiculosa" and the native "Nelumbo caspica". About 11 plant species are found in the Samur River Delta, including the unique liana forests that date back to the Tertiary period. Reptiles native to the region include spur-thighed tortoise ("Testudo graeca buxtoni") and Horsfield's tortoise. The history of the Caspian sea is divided into two parts: a Miocene stage, determined by tectonic events that correlate with the closing of the Tethys Sea,