Listes faunistiques invertébrés
La Garonne à Bourret 05154250
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 06/08/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 25 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.8520 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 20.0 | dominant |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 66.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B1 |
| P2 | Branchage, racines | Nulle | B1 |
| P3 | Sables | Nulle | B1 |
| P4 | Dalles, argiles | Lente | B1 |
| P5 | Hydrophytes | Nulle | B2 |
| P6 | Pierres, galets | Lente | B2 |
| P7 | Granulats | Nulle | B2 |
| P8 | Pierres, galets | Nulle | B2 |
| P9 | Pierres, galets | Moyenne | B3 |
| P10 | Pierres, galets | Moyenne | B3 |
| P11 | Pierres, galets | Lente | B3 |
| P12 | Pierres, galets | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Brachycentrus | 265 | 1 | ||
| Goera | 287 | 1 | ||
| Cheumatopsyche | 221 | 4 | 8 | |
| Hydropsyche | 212 | 7 | 13 | |
| Hydroptila | 200 | 1 | 3 | |
| Orthotrichia | 197 | 1 | 4 | 3 |
| Athripsodes | 311 | 4 | 2 | |
| Polycentropus | 231 | 7 | 4 | 5 |
| Psychomyia | 239 | 10 | 13 | |
| Baetis | 364 | 305 | 110 | |
| Cloeon | 387 | 4 | 95 | |
| Procloeon | 390 | 3 | 25 | |
| Caenis | 457 | 10 | 6 | |
| Ecdyonurus | 421 | 2 | ||
| Heptagenia | 443 | 6 | 16 | |
| Ephoron | 496 | 18 | 8 | |
| Micronecta | 719 | 8 | ||
| Corixinae | 5196 | 3 | ||
| Gerris | 735 | 2 | 1 | |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 3 | ||
| Limnius | 623 | 9 | ||
| Oulimnius | 622 | 1 | ||
| Potamophilus | 615 | 1 | ||
| Stenelmis | 617 | 1 | 14 | 3 |
| Haliplus | 518 | 7 | ||
| Athericidae | 838 | 4 | ||
| Chironomidae | 807 | 6 | 27 | 38 |
| Empididae | 831 | 2 | 3 | |
| Simuliidae | 801 | 1 | 3 | |
| Calopteryx | 650 | 1 | ||
| Coenagrionidae | 658 | 12 | 1 | 3 |
| Echinogammarus | 888 | 405 | 53 | 36 |
| Asellidae | 880 | 6 | ||
| Atyaephyra | 861 | 17 | 1 | 24 |
| Corbicula | 1051 | 1 | 1 | 2 |
| Ancylus | 1028 | 71 | 29 | |
| Radix | 1004 | 2 | 1 | |
| Physa (sensu lato) | 997 | 1 | 4 |