Listes faunistiques invertébrés
Le Touch à St-Michel du Touch 05161950
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 25/10/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 22 |
| Taxon indicateur | Polycentropodidae |
| I2M2 | 0.3647 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 33.0 | dominant |
| Blocs | 32.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 32.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Sables | Nulle | A |
| P4 | Litieres | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Blocs | Lente | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Blocs | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ancylus | 1028 | 1 | 29 | 24 |
| Aphelocheirus | 721 | 1 | ||
| Asellidae | 880 | 1 | 5 | |
| Baetis | 364 | 5 | ||
| Caenis | 457 | 1 | 10 | 4 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 10 | 11 | 13 |
| Corbicula | 1051 | 24 | 43 | 18 |
| Micronecta | 719 | 4 | ||
| Pomatinus substriatus | 31734 | 1 | ||
| Dugesiidae | 1055 | 18 | 2 | |
| Oulimnius | 622 | 1 | ||
| Elmis | 618 | 8 | 3 | |
| Stenelmis | 617 | 2 | 8 | 4 |
| Esolus | 619 | 8 | 3 | |
| Limnius | 623 | 3 | 1 | |
| Erpobdellidae | 928 | 1 | 4 | |
| Echinogammarus | 888 | 126 | 115 | 81 |
| Onychogomphus | 682 | 1 | ||
| Potamopyrgus | 978 | 3 | ||
| Cheumatopsyche | 221 | 18 | 10 | |
| Hydropsyche | 212 | 3 | 187 | 72 |
| Mystacides | 312 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Lymnaea | 999 | 1 | ||
| Theodoxus | 967 | 4 | 7 | 1 |
| Oligochaeta | 933 | 22 | 9 | 14 |
| Cyrnus | 224 | 2 | 1 | 2 |
| Polycentropus | 231 | 1 | 1 | |
| Sericostomatidae | 321 | 1 | ||
| Simuliidae | 801 | 5 | ||
| Tipulidae | 753 | 1 |