Listes floristiques macrophytes

La Loire à Briennon 04015000

Date prélèvement 12/08/2012
IBMR 8.72
Robustesse 8.45
Recouvrement UR1 85.00%
Faciès UR1 ch. lentique (85%)
Recouvrement UR2 15.00%
Faciès UR2 autre (15%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2 % station
Melosira 8714 MELSPX 0.78 46.6 7.6534
Myriophyllum spicatum 1778 MYRSPI 3.38 9.18 4.2502
Ranunculus peltatus 1908 RANPEL 3.43 2.67 3.3143
Oedogonium 1134 OEDSPX 0.71 7.41 1.7192
Heteroleibleinia sp. NEWCOD 0.71 6.72 1.6152
Elodea nuttalii 1588 ELONUT 0.05 9.11 1.4076
Ludwigia grandiflora 19845 LUDGRA 0.05 8.83 1.3648
Cladophora 1124 CLASPX 1.2 2.17 1.3484
Hildenbrandia 1157 HILSPX 1.14 0.01 0.9734
Phormidium 6414 PHOSPX 0.63 2.87 0.9701
Oscillatoria 1108 OSCSPX 0.32 2.23 0.6041
Microcoleus 6405 MIRSPX 0.63 0 0.5397
Ranunculus fluitans 1903 RANFLU 0 1.45 0.2171
Potamogeton nodosus 1652 POTNOD 0 1.23 0.1843
Fontinalis antipyretica 1310 FONANT 0.14 0 0.1214
Ceratophyllum demersum 1717 CERDEM 0 0.44 0.0657
Lemna minor 1626 LEMMIN 0 0.36 0.0543
Callitriche hamulata 1698 CALHAM 0.05 0.06 0.0488
Najas marina 1835 NAJMAR 0 0.29 0.0429
Sparganium emersum f. longissimum 19695 SPAEML 0.05 0.01 0.042
Lemanea 1159 LEASPX 0.04 0 0.0337
Spirodela polyrhiza 1630 SPRPOL 0 0.22 0.0326
Phalaris arundinacea 1577 PHAARU 0 0.13 0.0191
Lemna gibba 1625 LEMGIB 0 0.07 0.0109
Audouinella 6076 AUDSPX 0.01 0 0.0085
Eleocharis acicularis 1504 ELEACI 0 0.01 0.0015
Lythrum salicaria 1823 LYTSAL 0 0.01 0.0015
Agrostis stolonifera 1543 AGRSTO 0 0.01 0.0015
Solanum dulcamara 1964 SOADUL 0 0.01 0.0015
Alisma plantago-aquatica 1447 ALIPLA 0 0.01 0.0015
Leersia oryzoides 1569 LEEORY 0 0.01 0.0015
Potamogeton berchtoldii 1642 POTBER 0 0.01 0.0015
Hydrodictyon 5686 HYISPX 0 0.01 0.0015
Polygonum hydropiper 1865 POLHYD 0 0.01 0.0015