Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 25/07/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 18 |
| Taxon indicateur | Gammaridae |
| I2M2 | 0.0239 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 7.0 | dominant |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 60.0 | dominant |
| Algues | ||
| Dalles, argiles | 28.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Sables | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 1 | |
| Hydroptila | 200 | 1 | ||
| Baetidae | 363 | 1 | ||
| Baetis lato sensu | 9794 | 2 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 1 | ||
| Hydraena | 608 | 1 | ||
| Chironomidae | 807 | 68 | 44 | 37 |
| Dixidae | 793 | 1 | 1 | |
| Simuliidae | 801 | 1 | ||
| Calopteryx | 650 | 1 | 1 | |
| Echinogammarus | 888 | 3 | ||
| Gammarus | 892 | 22 | 248 | 1 |
| Asellidae | 880 | 2 | 7 | 1 |
| Procambarus | 2027 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Potamopyrgus | 978 | 5 | ||
| Physa (sensu lato) | 997 | 1 | ||
| Oligochaeta | 933 | 106 | 19 | 39 |
| Hydracarina | 906 | 1 | ||
| Copepoda | 3206 | 5 | 2 |