50.321948 6.466053 50.322658 6.468985 50.321948 6.466053 50.322658 6.468985 50.322658 6.468985 50.322650 6.468927 50.322622 6.468826 50.322585 6.468685 50.322573 6.468640 50.322543 6.468587 50.322513 6.468535 50.322472 6.468396 50.322432 6.468262 50.322327 6.467839 50.322288 6.467702 50.322209 6.467431 50.322170 6.467295 50.322019 6.466858 50.321955 6.466469 50.321948 6.466425 50.321949 6.466053 175943 Entwicklung Quellen und Quellbäche Biotopkataster Flächen