50.790953 7.717409 50.791572 7.722995 50.790953 7.717409 50.791572 7.722995 50.791567 7.722995 50.791572 7.722878 50.791568 7.722799 50.791448 7.722096 50.791156 7.721121 50.791028 7.720586 50.790953 7.719927 50.790962 7.719459 50.791017 7.718944 50.791069 7.718394 50.791151 7.717772 50.791154 7.717442 50.791148 7.717409 157335 Entwicklung Quellen und Quellbäche Biotopkataster Flächen