Abondance faible
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Abond. moyenne
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Abondance forte
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0.26 POTAMOGETON LUCENS L. 4-6
0.35 NUPHAR LUTEUM SM. 1-6
0.40 MYRIOPHYLLUM VERTICILLA 1-6
0.41 MYRIOPHYLLUM SPICATUM L 1-6
0.42 NYMPHAEA ALBA L. 1-6
0.43 SAGITTARIA SAGITTIFOLIA 1-6
0.43 CERATOPHYLLUM DEMERSUM 1-6
0.43 RANUNCULUS CIRCINATUS S 1-6
0.45 HOTTONIA PALUSTRIS L. 1-6
0.45 POTAMOGETON NATANS L. 1-6
0.46 NAIAS MAJOR ALL. 1-6
0.47 POTAMOGETON PERFOLIATUS 1-6
0.49 NYMPHOIDES PELTATA (GME 1-6
0.49 POTAMOGETON PECTINATUS 1-6
0.49 HELODEA CANADENSIS RICH 1-6
0.50 POTAMOGETON CRISPUS L. 1-6
0.50 POTAMOGETON PUSILLUS L. 1-6
0.51 HIPPURIS VULGARIS L. 1-6
0.51 MYRIOPHYLLUM VERTICILLA 4-6
0.51 SPARGANIUM SIMPLEX HUDS 1-6
0.51 POTAMOGETON OBTUSIFOLIU 1-6
0.52 RANUNCULUS CIRCINATUS S 3-6
0.52 MYRIOPHYLLUM SPICATUM L 4-6
0.52 HIPPURIS VULGARIS L. 3-6
0.53 HYDROCHARIS MORSUS-RANA 1-6
0.53 UTRICULARIA MAJOR SCHMI 1-6
0.54 HOTTONIA PALUSTRIS L. 3-6
0.54 SAGITTARIA SAGITTIFOLIA 3-6
0.54 TRAPA NATANS L. 1-6
0.54 HELODEA CANADENSIS RICH 4-6
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