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 TERMINÉ 
Background Brown moss fens were once common in Brandenburg, however, near-natural base-rich or calcareous percolation mires and spring mires have now virtually vanished because of drainage. Only three near-natural base-rich fens of lacustrine origin (terrestrialisation mires) still exist. Furthermore, there are many moderately degraded fens that are in ne ...
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 TERMINÉ 
Background Inland salt marshes are created where saline ground water rises to the surface. The salts come primarily from the Zechstein formation which came into being around 250 million years ago when a sea covered today's Central Europe. Normally, thick layers of clay prevent the rise of saline water into the freshwater near the surface. In places where ...
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 3

 TERMINÉ 

Handbook for Actions to Promote Bittern in Europe (Handbook Bittern)

Date du début: 1 janv. 2004, Date de fin: 30 avr. 2006,

Background The bittern (Botaurus stellaris) is a bird species listed in Annex I of the European Birds Directive. Its habitat are extensive reedbeds in shallow waters. Due to its secretive nature, it is more often heard than seen. Most people never forget the moment they hear a booming male for the first time - the deep eerie voice is very evocative of its ...
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