To download all objects using wget:

wget -r -H -N --cut-dirs=3 --include-directories="/v1/" "https://swiftbrowser.dkrz.de/public/dkrz_035d8f6ff058403bb42f8302e6badfbc/Bothnia/?show_all"

Name
bothnian_bay_2010.nc.gz
bothnian_bay_2014.nc.gz
hanhikivi1_npp_2010.nc.gz
hanhikivi1_npp_2014.nc.gz
bothnian_bay_2010.nc.gz
bothnian_bay_2010.txt
bothnian_bay_2014.nc.gz
bothnian_bay_2014.txt
hanhikivi1_npp_2010.nc.gz
hanhikivi1_npp_2010.txt
hanhikivi1_npp_2014.nc.gz
hanhikivi1_npp_2014.txt