Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 03/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 3 |
| Variété taxonomique | 23 |
| I2M2 | 0.2236 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 25.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 67.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Dalles, argiles | Moyenne | B |
| P3 | Granulats | Moyenne | A |
| P4 | Dalles, argiles | Nulle | C |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Lente | A |
| P7 | Dalles, argiles | Rapide | C |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Dalles, argiles | Lente | B |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Granulats | Lente | A |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Dixa | 794 | 1 | ||
| Copepoda | 3206 | 1 | 1 | |
| Limnephilinae | 3163 | 1 | 3 | |
| Pisidium | 1043 | 12 | ||
| Sphaeriidae | 1042 | 1 | ||
| Ancylus | 1028 | 1 | 4 | |
| Planorbidae | 1009 | 1 | ||
| Potamopyrgus | 978 | 61 | 9 | 12 |
| Oligochaeta | 933 | 2 | 3 | 7 |
| Hydracarina | 906 | 1 | ||
| Niphargus | 902 | 7 | ||
| Gammarus | 892 | 61 | ||
| Echinogammarus | 888 | 1 | 30 | 4 |
| Asellidae | 880 | 39 | 2 | |
| Chironomidae | 807 | 92 | 48 | 13 |
| Simuliidae | 801 | 1 | ||
| Hydropsychidae | 211 | 1 | ||
| Dicranota | 765 | 3 | 1 | |
| Tipulidae | 753 | 1 | ||
| Gerridae | 734 | 1 | ||
| Sialis | 704 | 5 | 1 | |
| Somatochlora | 693 | 3 | ||
| Boyeria | 670 | 1 | 1 | |
| Calopteryx | 650 | 3 | ||
| Limnius | 623 | 3 | 17 | 3 |
| Oulimnius | 622 | 1 | 2 | |
| Elmis | 618 | 2 | 7 | |
| Hydraena | 608 | 4 | 1 | |
| Ephemera | 502 | 1 | ||
| Baetis | 364 | 1 | 2 | 2 |
| Beraeodes | 329 | 1 | ||
| Hydropsyche | 212 | 1 | 2 |