Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 16/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 4 |
| Variété taxonomique | 16 |
| I2M2 | 0.1119 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 52.0 | dominant |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 41.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Bryophytes | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Branchage, racines | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Branchage, racines | Moyenne | C |
| P10 | Branchage, racines | Lente | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Branchage, racines | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Plectrocnemia | 228 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 5 | 2 | 1 |
| Baetis lato sensu | 9794 | 32 | 15 | 24 |
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 165 | 31 | 63 |
| Dixidae | 793 | 2 | 1 | |
| Limoniidae | 757 | 4 | 4 | 3 |
| Simuliidae | 801 | 20 | 5 | 7 |
| Gomphidae | 678 | 1 | 1 | |
| Calopteryx | 650 | 2 | 1 | |
| Echinogammarus | 888 | 295 | 175 | |
| Gammarus | 892 | 53 | ||
| Niphargus | 902 | 10 | 5 | 18 |
| Asellidae | 880 | 1 | 23 | 13 |
| Potamopyrgus | 978 | 1 | 1 | |
| Oligochaeta | 933 | 14 | 6 | 5 |
| Hydracarina | 906 | 2 |