Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 22/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 3 |
| Variété taxonomique | 20 |
| I2M2 | 0.0038 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 85.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 9.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Granulats | Nulle | A |
| P3 | Algues | Lente | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Sables | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 3 | 4 |
| Baetis lato sensu | 9794 | 2 | 1 | |
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 1 | ||
| Gerris | 735 | 1 | ||
| Nepidae | 725 | 1 | ||
| Elmis | 618 | 1 | 1 | |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 7 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 43 | 39 | 12 |
| Dixidae | 793 | 1 | 3 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Tipulidae | 753 | 3 | ||
| Calopteryx | 650 | 5 | ||
| Echinogammarus | 888 | 789 | 298 | 90 |
| Gammarus | 892 | 9 | ||
| Asellidae | 880 | 49 | 4 | |
| Pisidium | 1043 | 4 | 1 | |
| Potamopyrgus | 978 | 63 | 2 | |
| Physidae | 995 | 2 | ||
| Oligochaeta | 933 | 10 | 7 |