50.448918 6.918481 50.450528 6.919142 50.448918 6.918481 50.450528 6.919142 50.448918 6.919142 50.448986 6.919096 50.449051 6.919044 50.449149 6.918962 50.449259 6.918880 50.449372 6.918864 50.449436 6.918805 50.449637 6.918697 50.449738 6.918620 50.449874 6.918538 50.449950 6.918503 50.450185 6.918481 50.450528 6.918532 160147 Entwicklung Quellen und Quellbäche Biotopkataster Flächen