Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 645 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 18/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 9 |
| Variété taxonomique | 18 |
| I2M2 | 0.6458 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 69.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Dalles, argiles | Lente | B |
| P3 | Dalles, argiles | Nulle | C |
| P4 | Dalles, argiles | Moyenne | B |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Lente | A |
| P7 | Blocs | Lente | A |
| P8 | Sables | Nulle | A |
| P9 | Pierres, galets | Lente | C |
| P10 | Dalles, argiles | Rapide | B |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 14 | 3 | 9 |
| Protonemura | 46 | 23 | ||
| Dinocras | 156 | 4 | 4 | |
| Rhyacophila lato-sensu | 183 | 7 | 2 | |
| Sericostomatidae | 321 | 2 | ||
| Sericostoma | 322 | 1 | 1 | |
| Baetis | 364 | 27 | 24 | 34 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 2 | ||
| Heptageniidae | 399 | 2 | ||
| Ecdyonurus | 421 | 5 | 5 | 9 |
| Rhithrogena | 404 | 2 | ||
| Elmis | 618 | 2 | ||
| Esolus | 619 | 2 | ||
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 1 | ||
| Chironomidae | 807 | 22 | 11 | 12 |
| Hemerodromiinae | 3202 | 1 | ||
| Hexatoma | 773 | 11 | 5 | |
| Antocha | 759 | 1 | 1 | 2 |
| Dicranota | 765 | 1 | ||
| Simuliidae | 801 | 14 | 16 | 6 |
| Polycelis | 1064 | 2 | 2 | |
| Oligochaeta | 933 | 14 | 2 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 |