alopecurus geniculatus, bolboschoenus maritimus, agrostis stolonifera, juncus articulatus, myriophyllum spicatum, potamogeton pusillus, schoenoplectus tabernaemontani, zannichellia palustris, callitriche platycarpa, ceratophyllum demersum, elodea nuttallii, lemna trisulca, persicaria amphibia, ranunculus sceleratus