Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 109 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 26/08/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 23 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.1418 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 5.0 | dominant |
| Algues | ||
| Dalles, argiles | 87.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 14 | ||
| Hydroptila | 200 | 1 | 1 | |
| Mystacides | 312 | 3 | ||
| Limnephilinae | 3163 | 1 | ||
| Baetis | 364 | 20 | ||
| Cloeon | 387 | 2 | ||
| Ephemera | 502 | 17 | 7 | 1 |
| Micronecta | 719 | 1 | ||
| Hydrometra | 740 | 1 | ||
| Pomatinus | 611 | 2 | ||
| Elmis | 618 | 1 | ||
| Athericidae | 838 | 23 | 17 | 19 |
| Chironomidae | 807 | 38 | 93 | 78 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 5 | 1 | |
| Tabanidae | 837 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 2 | 2 | |
| Asellidae | 880 | 17 | 1 | |
| Echinogammarus | 888 | 124 | 14 | 8 |
| Gammarus | 892 | 372 | 33 | 27 |
| Pisidium | 1043 | 1 | 2 | |
| Potamopyrgus | 978 | 68 | 20 | 23 |
| Physa (sensu lato) | 997 | 9 | 1 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 96 | 244 | 14 |
| Nemathelmintha | 3111 | 2 |