Listes faunistiques invertébrés
La Garonne en aval de Toulouse 05161000
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 06/08/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 30 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7720 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 2.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 47.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | B1 |
| P2 | Hydrophytes | Nulle | B1 |
| P3 | Branchage, racines | Nulle | B1 |
| P4 | Branchage, racines | Nulle | B1 |
| P5 | Dalles, argiles | Lente | B2 |
| P6 | Pierres, galets | Lente | B2 |
| P7 | Dalles, argiles | Nulle | B2 |
| P8 | Pierres, galets | Nulle | B2 |
| P9 | Dalles, argiles | Moyenne | B3 |
| P10 | Pierres, galets | Moyenne | B3 |
| P11 | Dalles, argiles | Lente | B3 |
| P12 | Pierres, galets | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 3 | ||
| Brachycentrus | 265 | 1 | 3 | |
| Oligoplectrum | 263 | 1 | 1 | |
| Goera | 287 | 1 | 3 | |
| Hydropsyche | 212 | 6 | 9 | 1 |
| Hydroptila | 200 | 2 | ||
| Orthotrichia | 197 | 1 | ||
| Athripsodes | 311 | 5 | 4 | 2 |
| Ceraclea | 313 | 7 | 1 | |
| Oecetis | 317 | 7 | 3 | |
| Polycentropus | 231 | 14 | 10 | 2 |
| Psychomyia | 239 | 29 | 3 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 282 | 35 | 17 |
| Procloeon | 390 | 73 | 6 | |
| Pseudocentroptilum | 3207 | 9 | 5 | 1 |
| Caenis | 457 | 7 | 3 | 2 |
| Ephemerella | 450 | 3 | ||
| Ecdyonurus | 421 | 1 | ||
| Heptagenia | 443 | 1 | 2 | |
| Ephoron | 496 | 3 | ||
| Potamanthus | 509 | 5 | 9 | 9 |
| Aphelocheirus | 721 | 2 | ||
| Micronecta | 719 | 14 | ||
| Corixinae | 5196 | 1 | ||
| Esolus | 619 | 5 | 2 | 1 |
| Limnius | 623 | 2 | 2 | |
| Macronychus | 626 | 2 | ||
| Oulimnius | 622 | 12 | ||
| Stenelmis | 617 | 1 | 5 | 3 |
| Haliplus | 518 | 1 | ||
| Chironomidae | 807 | 48 | 31 | 50 |
| Limoniidae | 757 | 5 | ||
| Simuliidae | 801 | 2 | ||
| Calopteryx | 650 | 2 | ||
| Coenagrionidae | 658 | 2 | ||
| Echinogammarus | 888 | 39 | 5 | 2 |
| Gammarus | 892 | 72 | ||
| Asellidae | 880 | 19 | ||
| Corbicula | 1051 | 5 | ||
| Ancylus | 1028 | 25 | 8 | |
| Bithynia | 994 | 34 | 5 | |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 1 |