50.550877 7.797055 50.552502 7.800951 50.550877 7.797055 50.552502 7.800951 50.552384 7.800951 50.552374 7.800900 50.552378 7.800849 50.552502 7.800308 50.552450 7.799942 50.552438 7.799942 50.552354 7.799757 50.552237 7.799480 50.552152 7.799368 50.552061 7.799310 50.551894 7.799267 50.551754 7.798971 50.551632 7.798675 50.551610 7.798565 50.551607 7.798420 50.551561 7.798372 50.551466 7.798214 50.551416 7.798067 50.551326 7.797927 50.551206 7.797777 50.551054 7.797535 50.550970 7.797368 50.550877 7.797055 195761 Entwicklung Quellen und Quellbäche Biotopkataster Flächen