glyceria fluitans, agrostis stolonifera, alisma plantago-aquatica, bidens frondosa, ceratophyllum demersum, lemna minor, lycopus europaeus, lysimachia nummularia, mentha arvensis, myosotis scorpioides, veronica beccabunga, bidens cernuus, carex hirta, eleocharis uniglumis, juncus articulatus