Date prélèvement 20/08/2009
IBMR
Robustesse 7.62
Recouvrement UR1 84.00%
Faciès UR1 ch. lotique (84%)
Recouvrement UR2 16.00%
Faciès UR2 pl. lent (16%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2 % station
Oedogonium 1134 OEDSPX 5.5 28 9.1
Octodiceras fontanum 1303 OCTFON 3.5 0.1 2.956
Hydrodictyon 5686 HYISPX 0.6 9.5 2.024
Cladophora 1124 CLASPX 0.01 10 1.6042
Phormidium 6414 PHOSPX 1.6 0.01 1.3448
Vaucheria 1169 VAUSPX 1.5 0 1.26
Amblystegium riparium 1219 AMBRIP 0.75 0.01 0.6308
Audouinella 6076 AUDSPX 0.5 0 0.42
Myriophyllum spicatum 1778 MYRSPI 0.1 1.5 0.324
Potamogeton crispus 1645 POTCRI 0 2 0.32
Polygonum hydropiper 1865 POLHYD 0.02 0.6 0.1128
Potamogeton natans 1650 POTNAT 0 0.65 0.104
Callitriche hamulata 1698 CALHAM 0.02 0.3 0.0648
Phalaris arundinacea 1577 PHAARU 0.05 0.05 0.05
Potamogeton trichoides 1661 POTTRI 0.01 0.25 0.0442
Alisma plantago-aquatica 1447 ALIPLA 0.02 0.1 0.0328
Sparganium emersum f. longissimum 19695 SPAEML 0.02 0.05 0.0248
Ceratophyllum demersum 1717 CERDEM 0.01 0.1 0.0244
Mentha 1790 MENSPX 0.01 0 0.0084
Potamogeton nodosus 1652 POTNOD 0.01 0 0.0084
Equisetum arvense 1384 EQUARV 0.01 0.01 0.005
Polygonum lapathifolium 1866 POLLAP 0.01 0 0.0042
Iris pseudacorus 1601 IRIPSE 0.01 0 0.0042
Batrachospermum 1155 BATSPX 0.01 0 0.0042
Ranunculus fluitans 1903 RANFLU 0.01 0 0.0042
Stigeoclonium tenue 5583 STITEN 0.01 0 0.0042
Lemanea 1159 LEASPX 0.01 0 0.0042
Lysimachia vulgaris 1887 LYSVUL 0 0.01 0.0008
Lythrum salicaria 1823 LYTSAL 0 0.01 0.0008
Potamogeton berchtoldii 1642 POTBER 0 0.01 0.0008
Spirogyra 1147 SPISPX 0 0.01 0.0008
Veronica anagallis-aquatica 1955 VERANA 0 0.01 0.0008
Bidens tripartita 1729 BIDTRI 0 0.01 0.0008
Ranunculus sceleratus 1913 RANSCE 0 0.01 0.0008
Rorippa stylosa NEWCOD 0 0.01 0.0008