Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 654 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 20/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 3 |
| Variété taxonomique | 24 |
| Taxon indicateur | Hydropsychidae |
| I2M2 | 0.2332 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | ||
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 95.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Helophytes | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Sables | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 320 | 15 | |
| Baetis | 364 | 1 | ||
| Centroptilum | 383 | 1 | ||
| Ephemera | 502 | 2 | ||
| Dryops | 613 | 1 | ||
| Helodes | 636 | 2 | ||
| Oulimnius | 622 | 4 | 1 | |
| Elmis | 618 | 1 | ||
| Haliplus | 518 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Chironomidae | 807 | 345 | 310 | 50 |
| Tipulidae | 753 | 1 | ||
| Limoniidae | 757 | 2 | 2 | |
| Ephydridae | 844 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Tabanidae | 837 | 1 | 3 | 4 |
| Asellidae | 880 | 21 | 2 | |
| Echinogammarus | 888 | 4 | ||
| Gammarus | 892 | 3 | ||
| Pisidium | 1043 | 1 | ||
| Physella | 19280 | 1 | ||
| Radix | 1004 | 16 | 4 | |
| Calopteryx | 650 | 4 | ||
| Cordulegaster | 687 | 2 | ||
| Boyeria | 670 | 1 | ||
| Nepidae | 725 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 220 | 295 | 80 |