50.645193 7.453458 50.646186 7.455154 50.645193 7.453458 50.646186 7.455154 50.645193 7.453458 50.645218 7.453466 50.645300 7.453545 50.645374 7.453613 50.645462 7.453717 50.645552 7.453832 50.645618 7.453925 50.645681 7.454033 50.645745 7.454172 50.645795 7.454320 50.645821 7.454420 50.645873 7.454596 50.645943 7.454779 50.646005 7.454906 50.646112 7.455062 50.646186 7.455154 167781 Entwicklung Quellen und Quellbäche Biotopkataster Flächen