Date prélèvement 19/08/2009
IBMR
Robustesse 0
Recouvrement UR1 10.00%
Faciès UR1 radier (10%)
Recouvrement UR2 90.00%
Faciès UR2 pl. lent (90%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2 % station
Spirogyra 1147 SPISPX 30 65 61.5
Veronica anagallis-aquatica 1955 VERANA 0.5 2.5 2.3
Mentha aquatica 1791 MENAQU 4 2 2.2
Ranunculus penicillatus var. calcareus 29941 RANPEC 0 2 1.8
Apium nodiflorum 1974 APINOD 14 0.3 1.67
Groenlandia densa 1638 GRODEN 0 0.7 0.63
Phalaris arundinacea 1577 PHAARU 1.3 0.15 0.265
Nasturtium officinale 1763 NASOFF 0 0.2 0.18
Fissidens crassipes 1294 FISCRA 0.25 0.01 0.034
Rhynchostegium riparioides 1268 RHYRIP 0.1 0.01 0.019
Equisetum fluviatile 1385 EQUFLU 0 0.01 0.009