What was the first ocean the Caspian Sea lost connection with, beginning the process of turning what was once a gulf into an isolated body of water?
The Caspian Sea is the largest enclosed inland body of water on Earth by area, variously classed as the world’s largest lake or a full-fledged sea. It is in an endorheic basin located between Europe and Asia.
Area: 371,000 km²
Length: 1,030 km
Surface elevation: -28 m
Mean depth: 211 m
Catchment area: 3.626 million km²
Fish: Brown trout, Caspian kutum, Alosa braschnikowi
Islands: Ashuradeh, Chechen’ Island, Zhanbay Island, Zanbil, more