Kuhgrabensee

Stretch

The Kuhgrabensee is a quarry very southeast of the Bremen district of Blockland. The east vorbeiführende Kuhgraben is the traditional boundary between Blockland and Hollerland. The lake has a surface area of ​​approximately 17.8 hectares and a maximum depth of 16 meters with an average depth of 13 meters.

The Kuhgrabensee was 1970-1972 excavated in the course of construction of the A27. Since July 1987 he is with his shore area, a 29.6 -acre nature reserve. 1998 to 1999 he was extended in the context of environmental compensation measure is an approximately 4 acre flat water surface. The lake is groundwater- fed and has the influence of the salt dome Lilienthaler a high salt content. From the water quality of her Kuhgrabensee is mesotrophic.

The lake is registered with the EU as a European bird sanctuary. The lake offers many pioneer plants, dragonflies and amphibians habitat. The Kuhgrabensee is breeding ground of many birds, such as the great crested grebe.