Listes faunistiques invertébrés
Fresquel à Souilhe 06178050
- Télécharger la fiche IRSTEA xls / 121 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 05/07/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 5 |
| Variété taxonomique | 20 |
| I2M2 | 0.2482 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | ||
| Blocs | 2.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 25.0 | dominant |
| Algues | ||
| Dalles, argiles | 61.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Granulats | Lente | B |
| P6 | Sables | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptilidae | 193 | 1 | 2 | |
| Hydroptila | 200 | 33 | 3 | |
| Ithytrichia | 198 | 9 | 1 | |
| Mystacides | 312 | 1 | ||
| Cyrnus | 224 | 2 | 3 | |
| Lype | 241 | 3 | ||
| Caenis | 457 | 13 | 11 | 2 |
| Oulimnius | 622 | 9 | ||
| Stenelmis | 617 | 2 | ||
| Athericidae | 838 | 20 | 52 | 10 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 31 | 47 | 94 |
| Tipulidae | 753 | 2 | ||
| Corduliidae | 690 | 5 | ||
| Onychogomphus | 682 | 2 | ||
| Platycnemis | 657 | 4 | 3 | |
| Echinogammarus | 888 | 2 | 2 | |
| Gammarus | 892 | 1 | ||
| Corbicula | 1051 | 3 | 9 | 2 |
| Potamopyrgus | 978 | 48 | 21 | 10 |
| Physella | 19280 | 1 | ||
| Glossiphoniidae | 908 | 4 | 1 | |
| Oligochaeta | 933 | 20 | 103 | 45 |
| Hydracarina | 906 | 1 | 1 |