50.056477 6.524633 50.059220 6.534876 50.056477 6.524633 50.059220 6.534876 50.059220 6.534876 50.059046 6.534535 50.058605 6.534169 50.058296 6.533897 50.057975 6.533093 50.057905 6.532445 50.057674 6.531807 50.057518 6.531389 50.057270 6.530782 50.057202 6.529977 50.057051 6.529783 50.056716 6.529368 50.056601 6.528912 50.056477 6.528357 50.056611 6.527413 50.056779 6.526034 50.056891 6.524633 170476 Entwicklung Quellen und Quellbäche Biotopkataster Flächen