As well as local improvements to the conservation status of endangered fish, plants and birds like the white-tailed eagle, the slowing of the river current and the unblocking of floodplain side-arms has reduced the risk of flooding in nearby Hainburg and in Bratislava, Slovakia, further down the river.
Lisaks kohalike ohustatud kalade, taimede ja lindude (nt merikotkas) kaitsestaatuse paranemisele on jõevoolu aeglustamine ning lammiäärte vabastamine vähendanud üleujutuste ohtu lähedalasuvas Hainburgis ja kaugemal allavoolu asuvas Bratislavas (Slovakkia).