L annos WWF Floodplain Subsidium Marchegg
L annos biodiversitatis conservation More information: https://www.wwf.at/das-schuetzen-wir/fluesse/march-thaya-auen/
L annos biodiversitatis conservationem
Magis notitia; https://www.wwf.at/das-schuetzen-wir/fluesse/march-thaya-auen/