50.190047 6.231899 50.192597 6.234898 50.190047 6.231899 50.192597 6.234898 50.192597 6.234898 50.192192 6.234680 50.191959 6.234435 50.191585 6.234055 50.191438 6.233818 50.191322 6.233494 50.191092 6.233201 50.190933 6.232842 50.190811 6.232667 50.190338 6.232204 50.190047 6.231899 170798 Entwicklung Quellen und Quellbäche Biotopkataster Flächen