The Schlüsselburg barrage at water kilometer 236.6 is a dam with an associated hydroelectric power plant. It was built in the 1950s. The weir was built in 1956 and consists …
The LSG "Estorfer See" lies in the Weser floodplain and consists of two natural nutrient-rich pond waters as remnants of a former Weser course, connected by a ditch. They are …