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Restoration of the habitat type "oligotropic low mountain stream" (Mittelgebirgsbach Euskirchen)
Date du début: 1 oct. 2003, Date de fin: 31 août 2009,
Background
The freshwater streams on both sides of the German-Belgian border of the Eifel Hills region, contain few nutrients and even less calcium. This makes them ideal habitat types for endangered species such as the freshwater pearl mussel (Margaritifera margaritifera) â as well as other rare or threatened fish species (Cottus gobio and Lampetra pla ...
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