Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 26/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 2 |
| Variété taxonomique | 25 |
| Taxon indicateur | Gammaridae |
| I2M2 | 0.0464 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 9.0 | dominant |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 84.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Moyenne | B |
| P2 | Sables | Moyenne | C |
| P3 | Sables | Lente | B |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Lente | C |
| P8 | Litieres | Nulle | A |
| P9 | Hydrophytes | Nulle | A |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Stenophylacini-chaetopterygini | 3146 | 4 | ||
| Baetis | 364 | 4 | 3 | |
| Ephemera | 502 | 2 | ||
| Elmis | 618 | 1 | ||
| Riolus | 625 | 3 | ||
| Hydraena | 608 | 1 | ||
| Atrichops | 840 | 1 | 5 | 1 |
| Ceratopogonidae | 819 | 4 | ||
| Chironomidae | 807 | 6 | 6 | 15 |
| Pilaria | 771 | 4 | ||
| Tabanidae | 837 | 10 | 1 | 4 |
| Tipulidae | 753 | 2 | ||
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 2 | ||
| Nepa | 726 | 1 | ||
| Calopteryx | 650 | 1 | 1 | |
| Sialis | 704 | 1 | 4 | |
| Asellidae | 880 | 25 | 1 | |
| Gammaridae | 887 | 14 | 14 | 4 |
| Echinogammarus | 888 | 310 | 44 | 3 |
| Ancylus | 1028 | 6 | 1 | |
| Potamopyrgus | 978 | 2208 | 256 | 570 |
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 4 | ||
| Corbicula | 1051 | 11 | 15 | 26 |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 34 | 13 | 30 |
| Glossiphonia | 909 | 16 | 5 | |
| Oligochaeta | 933 | 703 | 222 | 633 |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 |