Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 95 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 18/04/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 18 |
| I2M2 | 0.0646 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 5.0 | dominant |
| Algues | 59.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Lente | B |
| P7 | Algues | Lente | B |
| P8 | Algues | Nulle | B |
| P9 | Algues | Moyenne | C |
| P10 | Algues | Lente | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Algues | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Baetis lato sensu | 9794 | 7 | 1 | |
| Ephemerella ignita | 451 | 1 | 2 | |
| Athericidae | 838 | 1 | ||
| Ceratopogoninae | 822 | 3 | 7 | 3 |
| Chironomidae | 807 | 172 | 1632 | 752 |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Tabanidae | 837 | 1 | 1 | |
| Onychogomphus | 682 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Asellidae | 880 | 12 | 1 | |
| Pisidium | 1043 | 1 | ||
| Sphaerium | 1044 | 3 | ||
| Ancylus | 1028 | 5 | 20 | 24 |
| Ferrissia | 1030 | 1 | ||
| Potamopyrgus | 978 | 69 | 217 | 80 |
| Physa (sensu lato) | 997 | 3 | ||
| Physidae | 995 | 4 | ||
| Oligochaeta | 933 | 1600 | 1168 | 552 |
| Mermithoïdea | 3159 | 1 | 1 | |
| Hydra | 1077 | 1 | 1 |