Listes faunistiques invertébrés
La Bèze au niveau de Beaucaire 05108145
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 24/06/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 3 |
| Variété taxonomique | 19 |
| I2M2 | 0.1346 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 56.0 | dominant |
| Pierres, galets | 10.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 25.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | A | |
| P2 | Blocs | A | |
| P3 | Sables | Lente | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | B | |
| P7 | Granulats | Lente | B |
| P8 | Branchage, racines | Nulle | B |
| P9 | Branchage, racines | C | |
| P10 | Branchage, racines | Lente | C |
| P11 | Branchage, racines | Nulle | C |
| P12 | Granulats | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 2 | 7 |
| Hydroptila | 200 | 1 | ||
| Lype | 241 | 1 | ||
| Baetis lato sensu | 9794 | 2 | 1 | |
| Centroptilum | 383 | 1 | ||
| Ephemerella ignita | 451 | 2 | 1 | |
| Paraleptophlebia | 481 | 1 | ||
| Elmis | 618 | 3 | 2 | |
| Limnius | 623 | 1 | ||
| Riolus | 625 | 1 | 1 | |
| Chironomidae | 807 | 83 | 126 | 143 |
| Empididae | 831 | 3 | 6 | |
| Limoniidae | 757 | 2 | 1 | |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 6 | 4 | 2 |
| Tipulidae | 753 | 1 | ||
| Onychogomphus | 682 | 1 | ||
| Sialis | 704 | 4 | ||
| Echinogammarus | 888 | 1 | ||
| Asellidae | 880 | 2 | 5 | |
| Pisidium | 1043 | 7 | 5 | 6 |
| Potamopyrgus | 978 | 20 | 19 | 49 |
| Physidae | 995 | 1 | 1 | |
| Oligochaeta | 933 | 32 | 7 | 4 |
| Copepoda | 3206 | 1 |