Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 27/08/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 9.0 |
| GFI | 3 |
| Variété taxonomique | 21 |
| Taxon indicateur | Hydropsychidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 95.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Granulats | Lente | A |
| P3 | Helophytes | Nulle | A |
| P4 | Branchage, racines | 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 |
|---|---|---|---|---|
| Hydroptila | 200 | 1 | ||
| Hydroptilidae | 193 | 1 | ||
| Hydropsyche | 212 | 29 | 1 | |
| Baetis | 364 | 3 | ||
| Baetidae | 363 | 1 | ||
| Elmis | 618 | 6 | ||
| Oulimnius | 622 | 6 | ||
| Gammarus | 892 | 18 | ||
| Potamopyrgus | 978 | 104 | 74 | 157 |
| Radix | 1004 | 2 | ||
| Pisidium | 1043 | 1 | 1 | 2 |
| Asellidae | 880 | 41 | ||
| Chironomidae | 807 | 70 | 148 | 166 |
| Glossiphoniidae | 908 | 9 | ||
| Oligochaeta | 933 | 96 | 45 | 76 |
| Calopteryx | 650 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Dryops | 613 | 1 | ||
| Hydroporinae | 2393 | 1 | ||
| Haliplus | 518 | 4 | ||
| Limoniidae | 757 | 4 | ||
| Nepidae | 725 | 4 | ||
| Helodes | 636 | 1 | ||
| Tabanidae | 837 | 3 | 2 | 2 |
| Tipulidae | 753 | 1 |