Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 123 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 21/07/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 6 |
| Variété taxonomique | 17 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.1160 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 17.0 | dominant |
| Pierres, galets | 3.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 30.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 35.0 | dominant |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Litieres | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Granulats | Nulle | B |
| P7 | Vases | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Vases | Nulle | C |
| P10 | Granulats | Lente | C |
| P11 | Vases | Nulle | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 8 | ||
| Cyrnus | 224 | 1 | ||
| Ephemera | 502 | 3 | 7 | 1 |
| Ephemerella | 450 | 1 | ||
| Gerris | 735 | 1 | ||
| Helodes | 636 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 20 | 10 | 8 |
| Limoniidae | 757 | 2 | 2 | |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphus | 679 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 2 | 4 | 4 |
| Copepoda | 3206 | 1 | ||
| Gammaridae | 887 | 2 | ||
| Gammarus | 892 | 75 | 325 | 2 |
| Procambarus | 2027 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Corbicula | 1051 | 1 | 11 | 13 |
| Potamopyrgus | 978 | 9 | 2 | |
| Oligochaeta | 933 | 14 | 45 | 18 |