50.397985 6.861993 50.398472 6.862380 50.397985 6.861993 50.398472 6.862380 50.398465 6.861993 50.398472 6.862000 50.398455 6.862019 50.398422 6.862057 50.398392 6.862090 50.398336 6.862149 50.398295 6.862191 50.398201 6.862250 50.398049 6.862343 50.397985 6.862380 159551 Entwicklung Quellen und Quellbäche Biotopkataster Flächen