Listes faunistiques invertébrés
Le Lambon à St-Sardos 05154400
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 24/07/2008 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 5 |
| Variété taxonomique | 17 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.1289 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 26.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 40.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | B1 |
| P2 | Litieres | Nulle | B1 |
| P3 | Branchage, racines | Nulle | B1 |
| P4 | Branchage, racines | Nulle | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Granulats | Lente | B2 |
| P7 | Sables | Nulle | B2 |
| P8 | Pierres, galets | Nulle | B2 |
| P9 | Sables | Nulle | B3 |
| P10 | Sables | Nulle | B3 |
| P11 | Pierres, galets | Nulle | B3 |
| P12 | Pierres, galets | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 17 | 7 | |
| Hydroptila | 200 | 3 | 2 | |
| Cyrnus | 224 | 2 | 3 | |
| Polycentropus | 231 | 5 | 3 | |
| Baetis | 364 | 1 | 3 | 6 |
| Gerris | 735 | 3 | ||
| Hydrometra | 740 | 1 | ||
| Copelatinae | 5195 | 1 | ||
| Chironomidae | 807 | 95 | 32 | 62 |
| Scatophagidae | 846 | 1 | ||
| Tipulidae | 753 | 1 | 3 | |
| Calopteryx | 650 | 1 | 1 | |
| Cordulegaster | 687 | 1 | ||
| Onychogomphus | 682 | 2 | 1 | |
| Gammaridae | 887 | 4 | ||
| Echinogammarus | 888 | 6 | 9 | |
| Gammarus | 892 | 7 | 5 | |
| Asellus | 881 | 1 | 3 | |
| Ancylus | 1028 | 3 | ||
| Potamopyrgus | 978 | 5 | 7 | 12 |