Lake Akkeshi
| Lake Akkeshi | |
|---|---|
Lake Akkeshi | |
| Location | Hokkaidō, Japan |
| Coordinates | 43°03′N 144°54′E / 43.050°N 144.900°E |
| Type | brackish lake |
| Primary inflows | Bekanbeushi River |
| Surface area | 32.31 km2 (12.475 mi2) |
| Max. depth | 11 metres (36 ft) |
Akkeshi-ko (厚岸湖) is a brackish lake near Akkeshi in Hokkaidō, Japan. The wetlands of Lake Akkeshi and Bekanbeushi Marsh (別寒辺牛湿原) have been designated a Ramsar site.