Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 05/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 22 |
| I2M2 | 0.2046 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 12.0 | dominant |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 81.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Pierres, galets | Nulle | A |
| P3 | Dalles, argiles | Nulle | A |
| P4 | Litieres | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ceratopogonidae | 819 | 1 | ||
| Physella | 19280 | 101 | 86 | 19 |
| Copepoda | 3206 | 28 | 6 | 9 |
| Cladocera | 3127 | 1 | 4 | |
| Chalcolestes | 2611 | 1 | 1 | 1 |
| Colymbetinae | 2395 | 2 | ||
| Pisidium | 1043 | 36 | 131 | 5 |
| Galba | 1001 | 1 | ||
| Oligochaeta | 933 | 12 | 23 | 18 |
| Niphargus | 902 | 1 | ||
| Gammarus | 892 | 1 | ||
| Asellidae | 880 | 8 | 18 | |
| Sciomyzidae | 845 | 1 | ||
| Centroptilum | 383 | 3 | 4 | |
| Chironomidae | 807 | 72 | 236 | 19 |
| Culicidae | 796 | 111 | 61 | 28 |
| Dixidae | 793 | 1 | ||
| Chaoboridae | 791 | 1 | 1 | |
| Psychodidae | 783 | 1 | ||
| Veliidae | 743 | 1 | ||
| Notonectidae | 728 | 1 | ||
| Sialis | 704 | 1 | 4 | |
| Somatochlora | 693 | 2 | ||
| Habrophlebia | 491 | 4 | 6 | |
| Leptophlebiidae | 473 | 1 | ||
| Cloeon | 387 | 3 | 1 |