0.31 MYRIOPHYLLUM VERTICILLA 4-6
 0.32 NUPHAR LUTEUM SM.       1-6
 0.36 CERATOPHYLLUM DEMERSUM  1-6
 0.37 MYRIOPHYLLUM SPICATUM L 1-6
 0.37 RANUNCULUS CIRCINATUS S 1-6
 0.41 POTAMOGETON LUCENS L.   1-6
 0.45 POTAMOGETON NATANS L.   1-6
 0.45 HELODEA CANADENSIS RICH 1-6
 0.46 RANUNCULUS CIRCINATUS S 3-6
 0.46 HIPPURIS VULGARIS L.    3-6
 0.47 POTAMOGETON PECTINATUS  1-6
 0.47 SAGITTARIA SAGITTIFOLIA 1-6
 0.47 HOTTONIA PALUSTRIS L.   1-6
 0.47 HIPPURIS VULGARIS L.    1-6
   0.48 NAIAS MAJOR ALL.        1-6
 0.49 NUPHAR LUTEUM SM.       5-6
 0.50 NYMPHAEA ALBA L.        1-6
 0.50 POTAMOGETON CRISPUS L.  1-6
 0.50 MYRIOPHYLLUM SPICATUM L 4-6
 0.50 POTAMOGETON PUSILLUS L. 1-6
 0.50 SPARGANIUM SIMPLEX HUDS 1-6
 0.51 POTAMOGETON PERFOLIATUS 1-6
 0.51 HYDROCHARIS MORSUS-RANA 1-6
   0.51 NYMPHOIDES PELTATA (GME 1-6
 0.52 CALLITRICHE OBTUSANGULA 1-6
 0.53 SAGITTARIA SAGITTIFOLIA 3-6
 0.53 CERATOPHYLLUM DEMERSUM  5-6
 0.54 POTAMOGETON LUCENS L.   4-6
 0.54 HELODEA CANADENSIS RICH 4-6
 0.55 HOTTONIA PALUSTRIS L.   3-6