50.730632 7.553443 50.731112 7.554419 50.730632 7.553443 50.731112 7.554419 50.731112 7.554418 50.731107 7.554419 50.731082 7.554380 50.731042 7.554317 50.730950 7.554174 50.730869 7.554053 50.730802 7.553920 50.730737 7.553799 50.730703 7.553694 50.730632 7.553443 156642 Entwicklung Quellen und Quellbäche Biotopkataster Flächen