Listes faunistiques invertébrés
Le Ruisseau de La Roche 05097750
- Télécharger la fiche IRSTEA xls / 97 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 20/06/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 9 |
| Variété taxonomique | 23 |
| I2M2 | 0.4545 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 7.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 31.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Rapide | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Limnius | 623 | 3 | 9 | 6 |
| Pediciidae | 50011 | 3 | 3 | 3 |
| Baetis lato sensu | 9794 | 25 | 78 | 89 |
| Serratella | 5152 | 1 | 1 | 1 |
| Limnephilinae | 3163 | 54 | 2 | 3 |
| Drusinae | 3120 | 3 | 5 | 19 |
| Nemathelmintha | 3111 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 10 | 6 | |
| Oligochaeta | 933 | 32 | 19 | |
| Erpobdellidae | 928 | 12 | 2 | 4 |
| Glossiphoniidae | 908 | 2 | ||
| Gammarus | 892 | 1732 | 311 | 408 |
| Empididae | 831 | 2 | ||
| Chironomidae | 807 | 1421 | 574 | 71 |
| Simuliidae | 801 | 69 | 86 | 488 |
| Leuctra | 69 | 3 | 2 | 1 |
| Dupophilus | 620 | 2 | ||
| Esolus | 619 | 2 | 3 | |
| Elmis | 618 | 5 | 1 | 4 |
| Hydraena | 608 | 1 | 4 | 1 |
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 5 | 1 | |
| Rhithrogena | 404 | 3 | 1 | |
| Epeorus | 400 | 3 | 6 | |
| Odontocerum | 339 | 3 | 1 | |
| Sericostoma | 322 | 2 | 3 | 1 |
| Hydropsyche | 212 | 1 | 4 | 1 |
| Glossosoma | 190 | 1 | 29 | 13 |
| Rhyacophila lato-sensu | 183 | 2 | 4 | 4 |
| Perla | 164 | 1 | 1 | |
| Dinocras | 156 | 3 | 2 |