Grimnitzsee

The Grimnitzsee in the northern district Barnim in Joachimsthal is a large, flat Grundmoränensee. It was created in the last ice age as a so -called Zungenbeckensee.

It has an area of 7.77 km ², is eleven meters deep at its deepest point and is 64 m above sea level. NHN. The lake is fed only by springs, rainwater and an inflow from the west from the Schorfheide.

Its natural ( older ) Drain is located in the north, from where water is to be the beginning of the catfish and further flows into the Oder. In addition, he is joined by the new ditch with the Werbellinsee. The new trench was dug in the 17th century to supply water for the Finowkanal and is still used as water supply for the Brandenburg inland waterways. When standing water with two drains of Grimnitzsee is now a Pseudobifurkation.

Due to intensive fish farming in the waters and the intensive agricultural use of its surrounding area and the associated nutrient inputs by fertilization was the Grimnitzsee long time as a load. Meanwhile, the water quality of Grimnitzsees, as with almost all Brandenburg lakes, classified as "excellent" by the state environmental office as.

The lake is located in the Biosphere Reserve Schorfheide -Chorin.