Listes floristiques macrophytes

La Loire à Malvalette 04004100

Date prélèvement 10/09/2009
IBMR 9.64
Robustesse 9.1
Recouvrement UR1 70.00%
Faciès UR1 radier (70%)
Recouvrement UR2 30.00%
Faciès UR2 pl. lent (30%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2 % station
Hildenbrandia 1157 HILSPX 5 3 4.4
Cladophora 1124 CLASPX 4.5 4.05 4.365
Ranunculus 1896 RANSPX 3 5 3.6
Oedogonium 1134 OEDSPX 4 0.4 2.92
Spirogyra 1147 SPISPX 1 1.5 1.15
Lemanea 1159 LEASPX 1.5 0.1 1.08
Myriophyllum spicatum 1778 MYRSPI 0.5 2 0.95
Phormidium 6414 PHOSPX 0.15 1.05 0.4235
Rhynchostegium riparioides 1268 RHYRIP 0.5 0 0.35
Melosira 8714 MELSPX 0.05 0.5 0.185
Amblystegium riparium 1219 AMBRIP 0.1 0 0.07
Potamogeton crispus 1645 POTCRI 0 0.2 0.06
Schizomeris 5578 SCHSPX 0.05 0 0.035
Fontinalis antipyretica 1310 FONANT 0.05 0 0.035
Ceratophyllum demersum 1717 CERDEM 0 0.1 0.03
Bidens 1724 BIDSPX 0 0.05 0.015
Amblystegium fluviatile 1223 AMBFLU 0.01 0 0.007
Fissidens crassipes 1294 FISCRA 0.01 0 0.007
Octodiceras fontanum 1303 OCTFON 0.01 0 0.007
Polygonum hydropiper 1865 POLHYD 0.01 0.01 0.0065
Phalaris arundinacea 1577 PHAARU 0.01 0.01 0.0065
Diatoma 6627 DIASPX 0.01 0.01 0.005
Gomphoneis sp. NEWCOD 0.01 0.01 0.005
Oscillatoria 1108 OSCSPX 0.01 0.01 0.005
Nasturtium officinale 1763 NASOFF 0.01 0 0.0035
Thamnobryum alopecurum 1344 THAALO 0.01 0 0.0035
Rorippa sylvestris NEWCOD 0 0.01 0.0015
Rhizoclonium 1125 RHISPX 0 0 0.001
Lyngbya 1107 LYNSPX 0 0 0.001