50.427215 6.946628 50.428049 6.948253 50.427215 6.946628 50.428049 6.948253 50.427215 6.946628 50.427312 6.946910 50.427334 6.946968 50.427418 6.947068 50.427518 6.947184 50.427657 6.947408 50.427750 6.947577 50.427802 6.947738 50.427953 6.948054 50.428049 6.948253 160083 Entwicklung Quellen und Quellbäche Biotopkataster Flächen