Listes faunistiques invertébrés
L'Hers Mort à Renneville 05157750
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 23/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 22 |
| I2M2 | 0.2410 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 62.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Granulats | Lente | A |
| P3 | Helophytes | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Dalles, argiles | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Hydroptila | 200 | 22 | 3 | |
| Ithytrichia | 198 | 22 | 5 | |
| Lepidostoma | 305 | 1 | ||
| Oecetis | 317 | 1 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Baetis lato sensu | 9794 | 7 | 37 | 27 |
| Serratella | 5152 | 1 | ||
| Gerris | 735 | 2 | ||
| Dryopidae | 610 | 1 | ||
| Elmis | 618 | 4 | 14 | |
| Esolus | 619 | 1 | ||
| Limnius | 623 | 4 | 1 | |
| Oulimnius | 622 | 17 | 9 | |
| Riolus | 625 | 1 | 1 | |
| Athericidae | 838 | 15 | 2 | |
| Chironomidae | 807 | 33 | 22 | |
| Gomphus | 679 | 4 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Calopteryx | 650 | 1 | ||
| Echinogammarus | 888 | 142 | 28 | 92 |
| Corbicula | 1051 | 6 | 4 | 5 |
| Pisidium | 1043 | 8 | 4 | |
| Potamopyrgus | 978 | 357 | 85 | 580 |
| Physella | 19280 | 1 | 1 | |
| Ancylus | 1028 | 2 | 1 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 35 | 1 | 26 |
| Dugesiidae | 1055 | 2 | 9 | |
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 2 | 2 |