Date prélèvement 28/09/2021
IBMR
Robustesse 6.86
Recouvrement UR1 98.00%
Faciès UR1 Zone de bordure (> 75%)
Recouvrement UR2 2.00%
Faciès UR2 chenal lentique (> 75%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2
Potamogeton nodosus 1652 POTNOD 1.4 3
Persicaria hydropiper 31021 PERHYD 0 0.2
Phalaris arundinacea 1577 PHAARU 0 0.2
Paspalum distichum 10237 PASDIS 0 0.2
Lyngbya 1107 LYNSPX 0 0.3
Ceratophyllum demersum 1717 CERDEM 0.6 0.6
Ludwigia peploides 1856 LUDPEP 0 1.5
Najas marina 1835 NAJMAR 0.6 2
Oedogonium 1134 OEDSPX 1.4 2
Geitlerinema 6451 GEISPX 0 0.1
Cladophora 1124 CLASPX 0.9 3.1
Lemna minor 1626 LEMMIN 0.8 4
Spirogyra 1147 SPISPX 1.9 4.7
Lemna gibba 1625 LEMGIB 1.4 6
Myriophyllum spicatum 1778 MYRSPI 4.3 20
Egeria densa 19626 EGEDEN 12 25
Spirodela polyrhiza 1630 SPRPOL 3 30
Lemna minuta 29962 LEMMIT 0 0.01
Alternanthera philoxeroides 38964 ALEPHI 0 0.1
Phormidium 6414 PHOSPX 0 0.1
Pistia stratiotes 19913 PISSTR 0 0.1
Hildenbrandia 1157 HILSPX 0 0.01
Landoltia punctata NEWCOD 0 0.01
Azolla filiculoides 1439 AZOFIL 0 0.01
Rhizoclonium 1125 RHISPX 0 0.01
Najas minor 1836 NAJMIN 1.8 0.01
Nasturtium officinale 1763 NASOFF 0 0.01
Bidens cernua 1725 BIDCER 0 0.01
Rorippa amphibia 1765 RORAMP 0 0.01
Ranunculus repens 1910 RANREP 0 0.01
Carex 1466 CARSPX 0 0.01
Agrostis stolonifera 1543 AGRSTO 0 0.01
Bidens frondosa 1727 BIDFRO 0 0.01