Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 39 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 04/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 8 |
| Variété taxonomique | 25 |
| I2M2 | 0.5635 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | ||
| Dalles, argiles | 52.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Dalles, argiles | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Blocs | Moyenne | B |
| P9 | Blocs | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 14 | 18 | 64 |
| Protonemura | 46 | 9 | ||
| Brachycentrus | 265 | 1 | ||
| Micrasema | 268 | 16 | 2 | |
| Hydropsyche | 212 | 24 | 7 | 9 |
| Hydroptila | 200 | 2 | 1 | |
| Polycentropus | 231 | 2 | 2 | 10 |
| Polycentropodidae | 223 | 1 | ||
| Psychomyia | 239 | 2 | 70 | 33 |
| Rhyacophila lato-sensu | 183 | 4 | 5 | 3 |
| Baetis lato sensu | 9794 | 397 | 252 | 86 |
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 122 | 10 | 21 |
| Ecdyonurus | 421 | 3 | ||
| Heptagenia | 443 | 2 | ||
| Dupophilus | 620 | 2 | ||
| Elmis | 618 | 1 | 2 | 1 |
| Esolus | 619 | 8 | 2 | 3 |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 2 | 2 | 3 |
| Stenelmis | 617 | 1 | 1 | |
| Athericidae | 838 | 1 | 2 | 4 |
| Chironomidae | 807 | 152 | 169 | 54 |
| Empididae | 831 | 2 | 3 | 5 |
| Ephydridae | 844 | 2 | ||
| Limoniidae | 757 | 44 | 9 | |
| Simuliidae | 801 | 88 | 96 | 14 |
| Onychogomphus | 682 | 1 | 1 | |
| Gammarus | 892 | 4 | 1 | |
| Copepoda | 3206 | 1 | ||
| Potamopyrgus | 978 | 1 | ||
| Planorbidae | 1009 | 5 | 38 | 13 |
| Oligochaeta | 933 | 56 | 11 | 9 |
| Mermithoïdea | 3159 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |