Date prélèvement 09/09/2021
IBMR
Robustesse 7.15
Recouvrement UR1 96.00%
Faciès UR1 Zone de bordure (> 75%)
Recouvrement UR2 4.00%
Faciès UR2 chenal lotique (> 75%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2
Rorippa sylvestris 1767 RORSYL 0 0.01
Potamogeton nodosus 1652 POTNOD 0 20
Myriophyllum spicatum 1778 MYRSPI 0.3 15
Spirodela polyrhiza 1630 SPRPOL 0 15
Ludwigia grandiflora 19845 LUDGRA 0 12
Cladophora 1124 CLASPX 2.9 11
Spirogyra 1147 SPISPX 1.5 7.5
Oedogonium 1134 OEDSPX 1.2 4.5
Paspalum distichum 10237 PASDIS 0 2
Ranunculus penicillatus 1909 RANPEU 0.5 1.5
Vallisneria spiralis 1598 VALSPI 0 0.2
Lemna minor 1626 LEMMIN 0 0.1
Lemna minuta 29962 LEMMIT 0 0.1
Lysimachia vulgaris 1887 LYSVUL 0 0.01
Potamogeton pectinatus 1655 POTPEC 0.01 0
Xanthium 38945 XANSPX 0 0.01
Phormidium 6414 PHOSPX 0.01 0.01
Leptodictyum riparium 1244 LEORIP 0 0.01
Hydrodictyon 5686 HYISPX 0.01 0.01
Lemna gibba 1625 LEMGIB 0 0.01
Phragmites australis 1579 PHRAUS 0 0.01
Carex 1466 CARSPX 0 0.01
Azolla filiculoides 1439 AZOFIL 0 0.01
Diatoma 6627 DIASPX 0.01 0.01
Najas marina 1835 NAJMAR 0.01 0
Hildenbrandia 1157 HILSPX 0.01 0
Thorea 6085 THOSPX 1.1 0
Cinclidotus 1317 CINSPX 0.01 0