Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 645 ko
- Export SEEE csv / 2 ko
| Date prélèvement | 04/06/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 5.0 |
| GFI | 2 |
| Variété taxonomique | 12 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 20.0 | dominant |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 75.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Lente | A |
| P2 | Dalles, argiles | Lente | A |
| P3 | Dalles, argiles | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Lente | 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 |
|---|---|---|---|---|
| Lepidostoma | 305 | 1 | ||
| Baetis lato sensu | 9794 | 61 | 23 | 1 |
| Ephemerella ignita | 451 | 2 | 1 | |
| Ceratopogonidae | 819 | 1 | 3 | |
| Chironomidae | 807 | 4 | 69 | 48 |
| Limoniidae | 757 | 19 | 2 | 5 |
| Simuliidae | 801 | 2 | 1 | |
| Tipulidae | 753 | 3 | ||
| Echinogammarus | 888 | 125 | 1228 | 116 |
| Gammarus | 892 | 2 | 30 | 15 |
| Asellidae | 880 | 1 | 2 | |
| Pisidium | 1043 | 2 | 27 | 9 |
| Potamopyrgus | 978 | 45 | 27 | 8 |
| Oligochaeta | 933 | 45 | 51 | 41 |
| Nematoda | 1089 | 1 |