Listes faunistiques invertébrés
Le Midour à Loussous-Débat 05229160
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 06/07/2009 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 21 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 38.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 15.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | B1 |
| P2 | Bryophytes | Moyenne | B1 |
| P3 | Branchage, racines | Lente | B1 |
| P4 | Branchage, racines | Lente | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Blocs | Moyenne | B2 |
| P7 | Sables | Nulle | B2 |
| P8 | Dalles, argiles | Moyenne | B2 |
| P9 | Blocs | Lente | B3 |
| P10 | Dalles, argiles | Lente | B3 |
| P11 | Pierres, galets | Nulle | B3 |
| P12 | Sables | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 3 | ||
| Hydroptila | 200 | 2 | 1 | |
| Polycentropus | 231 | 1 | ||
| Baetis | 364 | 2 | 4 | 1 |
| Centroptilum | 383 | 1 | 1 | |
| Ephemerella | 450 | 31 | 9 | 4 |
| Ecdyonurus | 421 | 9 | 3 | |
| Gerris | 735 | 4 | ||
| Elmis | 618 | 20 | 1 | |
| Esolus | 619 | 1 | 1 | |
| Limnius | 623 | 1 | 2 | |
| Oulimnius | 622 | 215 | 11 | 13 |
| Riolus | 625 | 1 | 1 | |
| Stenelmis | 617 | 3 | 1 | |
| Hydraena | 608 | 82 | 11 | 7 |
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 165 | 67 | 2 |
| Dixidae | 793 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Boyeria | 670 | 2 | ||
| Calopteryx | 650 | 1 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Echinogammarus | 888 | 315 | 42 | 27 |
| Gammarus | 892 | 180 | 14 | 2 |
| Ancylus | 1028 | 2 | 3 | 12 |
| Potamopyrgus | 978 | 7 | 5 | 5 |
| Radix | 1004 | 1 |