The Caspian Sea, the largest lake in the world, is:
North freshwater, south saltwater
North freshwater, south saltwater, east super salty.
The Caspian Sea, fed by freshwater (sweet) rivers, mainly Volga (80%) and Ural in the north, is freshwater, while it's deeper, warmer and saline (1.2%) in the south. The salinity of Garabogazköl, shallow eastern bay is 35%!
reach: rather globalAsiaCaspian SeageographyKazakhstanlakesRussiaseas
Illustration: NASA MODIS / Aqua satellite