Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 09/07/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 22 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.0908 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 88.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Lente | C |
| P2 | Branchage, racines | Nulle | A |
| P3 | Sables | Nulle | B |
| P4 | Dalles, argiles | Moyenne | B |
| P5 | Sables | Nulle | C |
| P6 | Sables | Moyenne | B |
| P7 | Litieres | Lente | A |
| P8 | Sables | Moyenne | C |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | B |
| P11 | Litieres | Nulle | A |
| P12 | Branchage, racines | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 3 | ||
| Hydropsyche | 212 | 11 | ||
| Ithytrichia | 198 | 3 | ||
| Stenophylacini-chaetopterygini | 3146 | 12 | 1 | 1 |
| Baetis | 364 | 46 | 3 | 7 |
| Elmis | 618 | 1 | ||
| Hydraena | 608 | 5 | 1 | |
| Ceratopogonidae | 819 | 1 | 6 | |
| Chironomidae | 807 | 38 | 252 | 390 |
| Hemerodromiinae | 3202 | 1 | 1 | |
| Pilaria | 771 | 1 | ||
| Antocha | 759 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Tabanidae | 837 | 2 | 1 | |
| Gerris | 735 | 2 | ||
| Velia | 745 | 1 | ||
| Calopteryx | 650 | 9 | 1 | |
| Gomphus | 679 | 1 | 1 | |
| Copepoda | 3206 | 3 | 3 | |
| Gammaridae | 887 | 340 | 5 | 4 |
| Echinogammarus | 888 | 1470 | 32 | 11 |
| Gammarus | 892 | 1 | ||
| Potamopyrgus | 978 | 1 | 1 | |
| Corbicula | 1051 | 2 | 1 | 3 |
| Pisidium | 1043 | 1 | ||
| Oligochaeta | 933 | 285 | 499 | 490 |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 |