Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 25/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 3 |
| Variété taxonomique | 18 |
| I2M2 | 0.0631 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 68.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 27.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Litieres | Lente | A |
| P5 | Sables | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 48 | 2 | 1 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 1 | ||
| Gerridae | 734 | 5 | 2 | |
| Nepidae | 725 | 1 | ||
| Dryops | 613 | 5 | ||
| Elmis | 618 | 13 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 13 | ||
| Helophorus | 604 | 1 | ||
| Helodes | 636 | 27 | ||
| Chironomidae | 807 | 8 | 6 | |
| Limoniidae | 757 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 49 | 1 | |
| Copepoda | 3206 | 1 | ||
| Echinogammarus | 888 | 1132 | 125 | 285 |
| Gammarus | 892 | 63 | ||
| Asellidae | 880 | 23 | ||
| Pisidium | 1043 | 2 | 5 | |
| Potamopyrgus | 978 | 3 | 2 | |
| Radix | 1004 | 1 | ||
| Oligochaeta | 933 | 1 |