Abondance faible
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Abond. moyenne
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Abondance forte
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0.30 LEMNA TRISULCA L. 1-6
0.31 HYDROCHARIS MORSUS-RANA 4-6
0.37 LEMNA MINOR L. 1-6
0.37 SPIRODELA POLYRRHIZA (L 1-6
0.44 HOTTONIA PALUSTRIS L. 1-6
0.44 LEMNA MINOR L. 3-6
0.46 POTAMOGETON NATANS L. 1-6
0.46 LEMNA TRISULCA L. 4-6
0.47 CERATOPHYLLUM DEMERSUM 1-6
0.47 UTRICULARIA VULGARIS L. 1-6
0.47 HELODEA CANADENSIS RICH 1-6
0.47 SAGITTARIA SAGITTIFOLIA 1-6
0.49 NUPHAR LUTEUM SM. 1-6
0.50 RANUNCULUS CIRCINATUS S 1-6
0.50 SPIRODELA POLYRRHIZA (L 3-6
0.50 MYRIOPHYLLUM VERTICILLA 1-6
0.50 SPARGANIUM SIMPLEX HUDS 1-6
0.51 HOTTONIA PALUSTRIS L. 3-6
0.52 POTAMOGETON COMPRESSUS 1-3
0.52 MYRIOPHYLLUM SPICATUM L 1-6
0.52 NYMPHAEA ALBA L. 1-6
0.53 HIPPURIS VULGARIS L. 1-6
0.53 POTAMOGETON LUCENS L. 1-6
0.53 POTAMOGETON CRISPUS L. 1-6
0.54 UTRICULARIA VULGARIS L. 3-6
0.55 SALVINIA NATANS (L.) AL 1-6
0.55 CALLITRICHE OBTUSANGULA 1-6
0.55 RANUNCULUS CIRCINATUS S 3-6
0.55 SPARGANIUM SIMPLEX HUDS 3-6
0.55 CERATOPHYLLUM DEMERSUM 5-6
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