Date prélèvement 26/08/2020
IBMR
Robustesse 8.59
Recouvrement UR1 95.00%
Faciès UR1 Zone de bordure (> 75%)
Recouvrement UR2 5.00%
Faciès UR2 chenal lotique (> 75%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2
Vallisneria spiralis 1598 VALSPI 0 0.2
Hydrodictyon 5686 HYISPX 3.8 37
Oedogonium 1134 OEDSPX 2.2 23
Spirogyra 1147 SPISPX 2.4 18
Myriophyllum spicatum 1778 MYRSPI 0.2 3.5
Potamogeton nodosus 1652 POTNOD 0.3 1.1
Ludwigia peploides 1856 LUDPEP 0 0.9
Phormidium 6414 PHOSPX 0.1 0.8
Paspalum distichum 10237 PASDIS 0 0.7
Rorippa amphibia 1765 RORAMP 0 0.6
Egeria densa 19626 EGEDEN 0 0.4
Carex acuta 1467 CARACU 0 0.2
Spirodela polyrhiza 1630 SPRPOL 0 0.2
Thorea 6085 THOSPX 0.5 0
Ranunculus penicillatus 1909 RANPEU 0 0.1
Lemna minor 1626 LEMMIN 0 0.01
Hildenbrandia 1157 HILSPX 0 0.01
Lemna minuta 29962 LEMMIT 0 0.01
Echinochloa crus-galli 1560 ECHCRU 0 0.01
Xanthium 38945 XANSPX 0 0.01
Cladophora 1124 CLASPX 0.9 0.01
Persicaria amphibia 31020 PERAMP 0 0.01
Oscillatoria 1108 OSCSPX 0 0.01
Cyperus esculentus 1497 CYPESC 0 0.01
Lemna gibba 1625 LEMGIB 0 0.01
Azolla filiculoides 1439 AZOFIL 0 0.01