Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 20/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 17 |
| I2M2 | 0.0853 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | 95.0 | dominant |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Dalles, argiles | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Sables | Nulle | B |
| P6 | Sables | 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 |
|---|---|---|---|---|
| Gammaridae | 887 | 10 | 5 | 4 |
| Physella | 19280 | 2 | ||
| Baetis lato sensu | 9794 | 2 | 3 | |
| Copepoda | 3206 | 1 | ||
| Nematoda | 1089 | 1 | ||
| Pisidium | 1043 | 1 | 1 | 1 |
| Physa (sensu lato) | 997 | 8 | ||
| Potamopyrgus antipodarum | 979 | 3 | ||
| Oligochaeta | 933 | 3 | 88 | 70 |
| Gammarus | 892 | 2 | ||
| Echinogammarus | 888 | 11 | 8 | |
| Hydropsyche | 212 | 2 | ||
| Asellidae | 880 | 7 | ||
| Athericidae | 838 | 1 | ||
| Tabanidae | 837 | 1 | 1 | |
| Ceratopogonidae | 819 | 2 | 14 | |
| Chironomidae | 807 | 17 | 21 | 70 |
| Psychodidae | 783 | 1 | ||
| Limoniidae | 757 | 5 | 2 | |
| Tipulidae | 753 | 1 | ||
| Oulimnius | 622 | 2 | ||
| Cloeon | 387 | 2 |