Listes faunistiques invertébrés
Le Touch à St-Michel du Touch 05161950
- Télécharger la fiche IRSTEA xls / 81 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 06/08/2010 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 7.0 |
| GFI | 3 |
| Variété taxonomique | 16 |
| Taxon indicateur | Hydropsychidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 10.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 86.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B1 |
| P2 | Hydrophytes | Lente | B1 |
| P3 | Branchage, racines | Lente | B1 |
| P4 | Blocs | Lente | B1 |
| P5 | Dalles, argiles | Nulle | B2 |
| P6 | Sables | Nulle | B2 |
| P7 | Dalles, argiles | Nulle | B2 |
| P8 | Dalles, argiles | Moyenne | B2 |
| P9 | Dalles, argiles | Nulle | B3 |
| P10 | Dalles, argiles | Lente | B3 |
| P11 | Dalles, argiles | Moyenne | B3 |
| P12 | Dalles, argiles | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 69 | 1 | |
| Hydroptilidae | 193 | 1 | ||
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetidae | 363 | 6 | ||
| Baetis | 364 | 98 | 88 | 20 |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 9 | 1 | 1 |
| Heptagenia | 443 | 1 | ||
| Gerris | 735 | 19 | ||
| Esolus | 619 | 5 | 1 | |
| Limnius | 623 | 1 | ||
| Macronychus | 626 | 2 | ||
| Oulimnius | 622 | 14 | 2 | |
| Stenelmis | 617 | 2 | ||
| Hydrophilinae | 2517 | 1 | ||
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 5 | ||
| Chironomidae | 807 | 64 | 40 | 44 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 2 | ||
| Tipulidae | 753 | 1 | 4 | |
| Echinogammarus | 888 | 143 | 3 | 2 |
| Pisidium | 1043 | 3 | ||
| Ancylus | 1028 | 5 | 1 | 4 |
| Theodoxus | 967 | 1 |