50.905987 7.745189 50.907926 7.746468 50.905987 7.745189 50.907926 7.746468 50.905987 7.745189 50.906074 7.745442 50.906154 7.745702 50.906302 7.746029 50.906495 7.746261 50.906904 7.746451 50.907151 7.746468 50.907485 7.746392 50.907576 7.746313 50.907770 7.746045 50.907926 7.745723 157532 Entwicklung Quellen und Quellbäche Biotopkataster Flächen