Caspian Sea
The sea has a surface area of 371,000 km (143,200 sq mi) (not including the detached lagoon of Garabogazköl) and a volume of 78,200 km(18,800 cu mi). It has a salinity of approximately 1.2% (12 g/l), about a third of the salinity of most seawater.
Short-snout pugolovka
The short-snout pugolovka ("Benthophilus leptorhynchus") is a deepwater species of goby widespread in the central part of the Caspian Sea at the depth of , with salinity 10–13.5‰. It is found along the western coast of the Caspian Sea from the mouth of the Sulak River to Baku at south. This species can reach a length of TL.