Listes floristiques macrophytes

La Garonne à St-Nicolas de la Grave 05118950

Date prélèvement 08/09/2021
IBMR 8.36
  • Seuils
  • Seuils norme IBMR
  • Légende
  • 8.01 10.01 12.01 14.01
    Mauvais Médiocre Moyen Bon Très bon ND
Robustesse 8.41
Recouvrement UR1 95.00%
Faciès UR1 Zone de bordure (> 75%)
Recouvrement UR2 5.00%
Faciès UR2 chenal lentique (> 75%)
Taxon Code SANDRE Code IRSTEA % rec taxon UR1 % rec taxon UR2
Ceratophyllum demersum 1717 CERDEM 0 0.2
Lemna minor 1626 LEMMIN 0 0.01
Leersia oryzoides 1569 LEEORY 0 0.01
Impatiens glandulifera 1686 IMPGLA 0 0.01
Bidens frondosa 1727 BIDFRO 0 0.01
Azolla filiculoides 1439 AZOFIL 0 0.01
Phragmites australis 1579 PHRAUS 0 7
Oscillatoria 1108 OSCSPX 0.01 6.2
Iris pseudacorus 1601 IRIPSE 0 4
Phormidium 6414 PHOSPX 0.01 2.9
Vallisneria spiralis 1598 VALSPI 1.8 0.8
Stachys palustris 1799 STAPAL 0 0.2
Spirodela polyrhiza 1630 SPRPOL 0 0.2
Hydrodictyon 5686 HYISPX 0 0.2
Mougeotia 1146 MOUSPX 0 0.01
Mentha aquatica 1791 MENAQU 0 0.01
Myriophyllum spicatum 1778 MYRSPI 0 0.01
Melosira 8714 MELSPX 0 0.01
Lysimachia vulgaris 1887 LYSVUL 0 0.01
Ludwigia grandiflora 19845 LUDGRA 0 0.01
Leptodictyum riparium 1244 LEORIP 0 0.01
Spirogyra 1147 SPISPX 0 0.2
Lemna minuta 29962 LEMMIT 0 0.01
Oedogonium 1134 OEDSPX 0 0.1
Lemna gibba 1625 LEMGIB 0 0.1
Carex paniculata 1484 CARPAN 0 0.1
Hildenbrandia 1157 HILSPX 0 0.01
Egeria densa 19626 EGEDEN 0 0.01
Cladophora 1124 CLASPX 0 0.01
Persicaria hydropiper 31021 PERHYD 0 0.01
Najas marina 1835 NAJMAR 0 0.01