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