Listes floristiques macrophytes

Rhône à Arles 06131550

Date prélèvement 22/09/2017
IBMR 6.79
  • Seuils
  • Seuils norme IBMR
  • Légende
  • 8.01 10.01 12.01 14.01
    Mauvais Médiocre Moyen Bon Très bon ND
Robustesse 7.2
Recouvrement UR1 100.00%
Faciès UR1 ch. lentique (100%)
Recouvrement UR2 0.00%
Faciès UR2 (0%)
Taxon Code % rec taxon UR1 % rec taxon UR2 % station
Potamogeton nodosus POTNOD 3.5 0 3.5
Vaucheria sp. VAUSPX 3.2 0 3.2
Potamogeton pusillus POTPUS 2 0 2
Potamogeton pectinatus POTPEC 1.1 0 1.1
Myriophyllum spicatum MYRSPI 0.79 0 0.79
Vallisneria spiralis VALSPI 0.63 0 0.63
Najas marina NAJMAR 0.45 0 0.45
Cyperus fuscus CYPFUS 0.32 0 0.32
Cladophora sp. CLASPX 0.23 0 0.23
Rhizoclonium sp. RHISPX 0.23 0 0.23
Fissidens fontanus FISFON 0.14 0 0.14
Phragmites australis PHRAUS 0.13 0 0.13
Spirogyra sp. SPISPX 0.06 0 0.06
Elodea nuttalii ELONUT 0.06 0 0.06
Cinclidotus danubicus CINDAN 0.04 0 0.04
Ceratophyllum demersum CERDEM 0.04 0 0.04
Phormidium sp. PHOSPX 0.02 0 0.02
Fissidens crassipes FISCRA 0.01 0 0.01
Leptodictyum riparium LEORIP 0.01 0 0.01
Lemna minuta LEMMIT 0.01 0 0.01
Cyperus longus CYPLON 0.01 0 0.01
Stigeoclonium sp. STISPX 0.005 0 0.005
Ludwigia peploides LUDPEP 0.005 0 0.005
Lythrum salicaria LYTSAL 0.005 0 0.005
Persicaria lapathifolia PERLAP 0.005 0 0.005
Rorippa sylvestris RORSYL 0.005 0 0.005
Carex sp. CARSPX 0.005 0 0.005
Echinochloa crus-galli ECHCRU 0.005 0 0.005
Veronica sp. VERSPX 0.005 0 0.005