Abondance faible
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Abond. moyenne
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Abondance forte
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0.23 SPARGANIUM SIMPLEX HUDS 3-6
0.35 HELODEA CANADENSIS RICH 1-6
0.36 SAGITTARIA SAGITTIFOLIA 1-6
0.41 POTAMOGETON DENSUS L. 1-6
0.41 HOTTONIA PALUSTRIS L. 1-6
0.42 POTAMOGETON NATANS L. 1-6
0.43 RANUNCULUS CIRCINATUS S 1-6
0.43 SAGITTARIA SAGITTIFOLIA 3-6
0.44 POTAMOGETON PUSILLUS L. 1-6
0.45 HIPPURIS VULGARIS L. 1-6
0.45 CALLITRICHE OBTUSANGULA 1-6
0.45 MYRIOPHYLLUM SPICATUM L 1-6
0.46 RANUNCULUS CIRCINATUS S 3-6
0.46 NUPHAR LUTEUM SM. 1-6
0.48 HELODEA CANADENSIS RICH 4-6
0.48 POTAMOGETON CRISPUS L. 1-6
0.48 POTAMOGETON PECTINATUS 1-6
0.50 LEMNA MINOR L. 1-6
0.50 MYRIOPHYLLUM VERTICILLA 1-6
0.50 HYDROCHARIS MORSUS-RANA 1-6
0.50 SIUM ERECTUM HUDSON 1-6
0.51 CALLITRICHE OBTUSANGULA 3-6
0.51 ALISMA NATANS L. 1-6
0.51 HIPPURIS VULGARIS L. 3-6
0.51 POTAMOGETON LUCENS L. 1-6
0.51 HOTTONIA PALUSTRIS L. 3-6
0.51 POTAMOGETON DENSUS L. 3-6
0.52 POTAMOGETON PUSILLUS L. 3-6
0.52 LUDWIGIA PALUSTRIS (L.) 1-6
0.52 POTAMOGETON CRISPUS L. 2-6
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