0.38 ALISMA NATANS L.        3-4
 0.53 POTAMOGETON NATANS L.   1-6
 0.53 SPARGANIUM SIMPLEX HUDS 1-6
 0.53 HOTTONIA PALUSTRIS L.   1-6
 0.55 SAGITTARIA SAGITTIFOLIA 1-6
 0.56 RANUNCULUS AQUATILIS L. 1-6
   0.56 LUDWIGIA PALUSTRIS (L.) 1-6
 0.56 HELODEA CANADENSIS RICH 1-6
 0.58 HOTTONIA PALUSTRIS L.   3-6
 0.60 SPARGANIUM SIMPLEX HUDS 3-6
 0.60 HIPPURIS VULGARIS L.    1-6
 0.61 UTRICULARIA VULGARIS L. 1-6
 0.61 RANUNCULUS CIRCINATUS S 1-6
 0.61 APIUM INUNDATUM L.      1-6
 0.61 MYRIOPHYLLUM SPICATUM L 1-6
 0.62 NUPHAR LUTEUM SM.       1-6
 0.62 POTAMOGETON PUSILLUS L. 1-6
 0.62 POTAMOGETON NATANS L.   5-6
   0.62 SPARGANIUM MINIMUM FRIE 1-6
 0.62 HELODEA CANADENSIS RICH 4-6
 0.62 POTAMOGETON DENSUS L.   1-6
 0.62 HYDROCHARIS MORSUS-RANA 1-6
 0.63 SAGITTARIA SAGITTIFOLIA 3-6
 0.63 UTRICULARIA MAJOR SCHMI 1-6
 0.64 LEMNA MINOR L.          1-6
   0.64 POTAMOGETON RUFESCENS S 1-6
 0.64 POTAMOGETON LUCENS L.   1-6
 0.64 HIPPURIS VULGARIS L.    3-6
 0.64 PILULARIA GLOBULIFERA L 1-6
 0.64 MYRIOPHYLLUM VERTICILLA 1-6