Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 22/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 9 |
| Variété taxonomique | 24 |
| Taxon indicateur | Perlidae |
| I2M2 | 0.5852 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 6.0 | dominant |
| Granulats | 20.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 67.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Moyenne | B |
| P2 | Pierres, galets | Moyenne | A |
| P3 | Dalles, argiles | Rapide | B |
| P4 | Bryophytes | Lente | A |
| P5 | Granulats | Moyenne | B |
| P6 | Dalles, argiles | Lente | C |
| P7 | Branchage, racines | Lente | A |
| P8 | Sables | Nulle | A |
| P9 | Blocs | Rapide | B |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 1 | ||
| Leuctra | 69 | 1 | ||
| Nemoura | 26 | 4 | ||
| Protonemura | 46 | 3 | ||
| Dinocras | 156 | 18 | ||
| Perla | 164 | 1 | 5 | |
| Perlodes | 150 | 1 | ||
| Hydropsychidae | 211 | 1 | ||
| Hydropsyche | 212 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 8 | 43 | 50 |
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 10 | ||
| Ecdyonurus | 421 | 4 | ||
| Rhithrogena | 404 | 5 | ||
| Hydroporinae | 2393 | 7 | 1 | 8 |
| Elmis | 618 | 15 | ||
| Esolus | 619 | 10 | 8 | 2 |
| Riolus | 625 | 11 | ||
| Hydraena | 608 | 1 | ||
| Atherix | 839 | 1 | ||
| Liponeura | 752 | 2 | 6 | |
| Chironomidae | 807 | 34 | 10 | 28 |
| Hexatoma | 773 | 4 | 11 | 1 |
| Eloeophila | 767 | 1 | ||
| Antocha | 759 | 1 | ||
| Simuliidae | 801 | 27 | 465 | 26 |
| Polycelis | 1064 | 5 | 1 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |