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in the southwest. Later low lines of dunes crossed the valley bottoms and they still do today in the northeast of the row of tunnel valleys. These lines of dunes formed a barrier for the Weißes Fenn ("White Fen") to the southwest, so that water could no longer drain in that direction and a boggy
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basins similar to the parallel
Beetzsee-Riewendsee- or Bohnenland-Görden glacial valley, in which meltwaters flowed or collected. These ran from northeast to southwest in the direction of the advancing ice. In this series of tunnel valleys, lakes were subsequently formed, like the
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The Weißes Fenn
Marzahne was placed in its entirety under protection as an area natural monument. It is also part of the
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109:, to which parts of the Marzahner Fenn Nature reserve and Dünenheide belong. In addition it is part of the
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192:(in German). Büro für Umwelt- und Landschaftsplanung. Archived from
156:(in German). Büro für Umwelt- und Landschaftsplanung. Archived from
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wetland was created. In the modern period, a ditch, the
63:The Weißes Fenn Marzahne was formed after the last
190:Landkreis Potsdam-Mittelmark Landschaftsrahmenplan
154:Landkreis Potsdam-Mittelmark Landschaftsrahmenplan
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132:Sebastian Kinder und Haik Thomas Porada (eds.):
93:which lies about 2 kilometres to the southeast.
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71:. Advancing ice masses pushed a series of
147:"Teilblatt Nordwest Oberflächengewässer"
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134:Brandenburg an der Havel und Umgebung.
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183:"Teilblatt Nordwest Schutzgebiete"
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27:is a lake, a boggy wetland and a
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260:Natural monuments in Germany
115:nature park of Westhavelland
103:Special Area of Conservation
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107:Weißes Fenn und Dünenheide
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59:The Weißes Fenn Marzahne
39:north of the village of
285:Regions of Brandenburg
69:Weichselian Glaciation
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31:area in the county of
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231:52.52479°N 12.53025°E
89:, an ice age glacial
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19:
275:Lakes of Brandenburg
35:, in the borough of
25:Weißes Fenn Marzahne
280:Bogs of Brandenburg
227: /
111:protected landscape
47:and Marzahn Heath.
270:Potsdam-Mittelmark
236:52.52479; 12.53025
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45:Seelensdorf Forest
33:Potsdam-Mittelmark
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29:natural monument
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97:Protected areas
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105:known as the
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255:Glacial lakes
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199:on 2011-08-07
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163:on 2011-08-07
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73:tunnel valley
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201:. Retrieved
194:the original
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165:. Retrieved
158:the original
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136:2006, p. 89.
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91:tongue basin
83:Roter Graben
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265:Havel basin
234: /
65:cold period
249:Categories
222:12°31′49″E
219:52°31′29″N
203:2013-10-16
167:16 October
121:References
41:Marzahne
37:Havelsee
51:History
43:in the
67:, the
197:(PDF)
186:(PDF)
161:(PDF)
150:(PDF)
169:2013
113:and
23:The
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171:.
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