Listes faunistiques invertébrés
La Loire à Villerest 04013000
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 31/08/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 35 |
| I2M2 | 0.2701 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 6.0 | dominant |
| Hydrophytes | 3.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 59.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 15.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Blocs | Moyenne | A |
| P3 | Helophytes | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Algues | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Perlodidae | 127 | 1 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 3 | 2 | |
| Hydroptila | 200 | 171 | 72 | 154 |
| Allotrichia | 202 | 4 | ||
| Athripsodes | 311 | 3 | ||
| Mystacides | 312 | 1 | ||
| Neureclipsis | 236 | 3 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | 3 | |
| Baetidae | 363 | 7 | 1 | |
| Baetis | 364 | 52 | 31 | 12 |
| Caenis | 457 | 11 | 11 | 6 |
| Ephemerella | 450 | 4 | 3 | |
| Corixidae | 709 | 1 | ||
| Micronecta | 719 | 5 | 1 | 2 |
| Corixinae | 5196 | 2 | ||
| Haliplidae | 517 | 1 | ||
| Hydrophilidae | 571 | 1 | ||
| Hydrophilinae | 2517 | 5 | ||
| Anthomyidae | 847 | 74 | 3 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 576 | 589 | 420 |
| Ephydridae | 844 | 1 | ||
| Simuliidae | 801 | 3040 | 1040 | 1468 |
| Tipulidae | 753 | 3 | ||
| Gomphidae | 678 | 1 | 1 | |
| Asellidae | 880 | 900 | 564 | 269 |
| Crangonyx | 5116 | 11 | 6 | |
| Gammaridae | 887 | 2 | ||
| Sphaeriidae | 1042 | 3 | 2 | |
| Sphaerium | 1044 | 3 | 3 | 3 |
| Pisidium | 1043 | 2 | 1 | |
| Ancylus | 1028 | 1 | ||
| Bithynia | 994 | 119 | 83 | 31 |
| Potamopyrgus | 978 | 1 | 1 | |
| Planorbidae | 1009 | 2 | 1 | |
| Erpobdellidae | 928 | 101 | 115 | 111 |
| Glossiphoniidae | 908 | 1 | 3 | |
| Dendrocoelidae | 1071 | 5 | 15 | 50 |
| Dugesiidae | 1055 | 250 | 100 | 93 |
| Nemathelmintha | 3111 | 11 | 2 | 4 |
| Oligochaeta | 933 | 549 | 50 | 97 |
| Hydracarina | 906 | 2 | 1 | 3 |
| Porifera | 1090 | 2 | ||
| Prostoma | 3110 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Copepoda | 3206 | 27 | 4 | 3 |
| Cladocera | 3127 | 3 | 5 | 1 |