Listes faunistiques invertébrés
Le Dourdou en aval de Saint Izaire 05144500
- Télécharger la fiche IRSTEA xls / 134 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 19/07/2010 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 29 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 23.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 6.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 2.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 40.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B1 |
| P2 | Helophytes | Nulle | B1 |
| P3 | Vases | Nulle | B1 |
| P4 | Algues | Nulle | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Blocs | Moyenne | B2 |
| P7 | Granulats | Lente | B2 |
| P8 | Dalles, argiles | Lente | B2 |
| P9 | Dalles, argiles | Moyenne | B3 |
| P10 | Dalles, argiles | Nulle | B3 |
| P11 | Blocs | Lente | B3 |
| P12 | Pierres, galets | Moyenne | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 18 | 1 | |
| Leuctra | 69 | 45 | 17 | |
| Oligoplectrum | 263 | 345 | 165 | |
| Goera | 287 | 1 | ||
| Cheumatopsyche | 221 | 2 | 69 | 72 |
| Hydropsyche | 212 | 3 | 9 | 12 |
| Hydroptila | 200 | 2 | ||
| Orthotrichia | 197 | 2 | 4 | |
| Athripsodes | 311 | 1 | ||
| Oecetis | 317 | 1 | ||
| Chimarra | 207 | 12 | ||
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 9 | 17 | |
| Rhyacophila lato-sensu | 183 | 3 | 1 | |
| Baetis | 364 | 1 | 22 | 10 |
| Centroptilum | 383 | 2 | 1 | |
| Procloeon | 390 | 3 | 1 | |
| Caenis | 457 | 10 | 2 | |
| Ephemerella | 450 | 1 | 1 | |
| Ecdyonurus | 421 | 3 | ||
| Choroterpes | 474 | 1 | ||
| Ephoron | 496 | 3 | 6 | |
| Potamanthus | 509 | 1 | 1 | |
| Micronecta | 719 | 7 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 6 | 2 | |
| Esolus | 619 | 3 | 126 | 20 |
| Limnius | 623 | 6 | 1 | |
| Normandia | 624 | 1 | ||
| Oulimnius | 622 | 2 | 30 | 11 |
| Stenelmis | 617 | 3 | ||
| Athericidae | 838 | 9 | 6 | |
| Ceratopogonidae | 819 | 1 | 2 | |
| Chironomidae | 807 | 255 | 65 | 22 |
| Empididae | 831 | 2 | 1 | |
| Limoniidae | 757 | 28 | 37 | |
| Simuliidae | 801 | 1 | ||
| Onychogomphus | 682 | 2 | 2 | 2 |
| Platycnemis | 657 | 6 | ||
| Asellidae | 880 | 5 | ||
| Physa (sensu lato) | 997 | 11 |