Listes faunistiques invertébrés
Le Girou en amont de Verfeil 05158150
- Télécharger la fiche IRSTEA xls / 38 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 26/08/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 28 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.1878 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 62.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Granulats | Nulle | A |
| P3 | Helophytes | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ephemera | 502 | 1 | ||
| Electrogena | 3181 | 1 | ||
| Hydroptila | 200 | 76 | 2 | 1 |
| Ephoron | 496 | 1 | ||
| Mystacides | 312 | 2 | ||
| Cyrnus | 224 | 1 | 5 | |
| Polycentropodidae | 223 | 4 | ||
| Psychomyia | 239 | 1 | ||
| Hydropsyche | 212 | 6 | 15 | |
| Baetis | 364 | 18 | 29 | |
| Cloeon | 387 | 6 | ||
| Baetidae | 363 | 3 | ||
| Caenis | 457 | 4 | 1 | |
| Corbicula | 1051 | 6 | 15 | 9 |
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 1 | ||
| Echinogammarus | 888 | 581 | 96 | 59 |
| Potamopyrgus | 978 | 5 | 1 | |
| Pisidium | 1043 | 1 | ||
| Asellidae | 880 | 1 | ||
| Chironomidae | 807 | 149 | 339 | 168 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 42 | 17 | 7 |
| Calopteryx | 650 | 1 | ||
| Micronecta | 719 | 1 | 5 | |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Gerris | 735 | 2 | ||
| Gomphus | 679 | 1 | 3 | |
| Hydrophilinae | 2517 | 1 | ||
| Platycnemis | 657 | 2 | ||
| Simuliidae | 801 | 1 | ||
| Tipulidae | 753 | 1 |