Curonian Lagoon
| Curonian Lagoon | |
|---|---|
| 
 | |
| Map of the Curonian Spit and Lagoon | |
| Location | Lithuania, Russia | 
| Coordinates | 55°05′34″N 20°54′59″E / 55.09278°N 20.91639°E | 
| Type | Lagoon | 
| Primary inflows | Neman | 
| Max. length | 98 km (61 mi) | 
| Max. width | 46 km (29 mi) | 
| Surface area | 1,619 km2 (625 sq mi) | 
| Average depth | 3.8 m (12 ft) | 
| Max. depth | 5.8 m (19 ft) | 
The Curonian Lagoon (or Bay, Gulf; Prussian: Kursjanmari, Lithuanian: Kuršių marios, Russian: Куршский залив) is a freshwater lagoon separated from the Baltic Sea by the Curonian Spit. Its surface area is 1,619 square kilometers (625 sq mi). The Neman River (Lithuanian: Nemunas) supplies about 90% of its inflows; its watershed consists of about 100,450 square kilometres in Lithuania and Russia's Kaliningrad Oblast.