- location_on Germany - Hessen, Nordrhein-Westfalen, Rheinland-Pfalz - Lahn-Dill-Kreis, Siegen-Wittgenstein, Westerwaldkreis
- straighten 19.88km²
- groups Regierungspräsidium Gießen
A Special Protection Area, or SPA, is established for the birds as a requirement of the Birds Directive. Combined with the Habitat Directive, they make up the Natura 2000 network.