Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 28/06/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 4 |
| Variété taxonomique | 26 |
| Taxon indicateur | Rhyacophilidae |
| I2M2 | 0.1828 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 15.0 | dominant |
| Pierres, galets | 41.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 7.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Blocs | Moyenne | A |
| P3 | Sables | Nulle | A |
| P4 | Algues | Moyenne | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraea | 328 | 1 | ||
| Hydropsyche | 212 | 2 | 2 | |
| Hydroptila | 200 | 2 | 1 | |
| Lype | 241 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | 2 | 3 |
| Baetis lato sensu | 9794 | 7 | 11 | 16 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 8 | 10 | 22 |
| Gerris | 735 | 1 | ||
| Elmis | 618 | 4 | 3 | 6 |
| Riolus | 625 | 3 | 1 | 1 |
| Helodes | 636 | 2 | ||
| Hydrocyphon | 637 | 2 | ||
| Chironomidae | 807 | 71 | 48 | 32 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 58 | 3 | 15 |
| Boyeria | 670 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Gammarus | 892 | 262 | 81 | 63 |
| Niphargus | 902 | 1 | 1 | |
| Asellidae | 880 | 22 | 22 | 6 |
| Procambarus | 2027 | 1 | ||
| Pisidium | 1043 | 4 | 10 | 13 |
| Potamopyrgus | 978 | 133 | 179 | 128 |
| Physa (sensu lato) | 997 | 1 | ||
| Valvata | 972 | 1 | ||
| Oligochaeta | 933 | 6 | 12 | 5 |
| Hydracarina | 906 | 2 | 1 | |
| Bryozoa | 1087 | 1 |