Listes faunistiques invertébrés
La Garonne à Verdun / Garonne 05154500
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 06/08/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 25 |
| Taxon indicateur | Lepidostomatidae |
| I2M2 | 0.7570 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 88.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | B1 |
| P2 | Hydrophytes | Lente | B1 |
| P3 | Branchage, racines | Nulle | B1 |
| P4 | Branchage, racines | Nulle | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Granulats | Nulle | B2 |
| P7 | Pierres, galets | Nulle | B2 |
| P8 | Pierres, galets | Moyenne | B2 |
| P9 | Pierres, galets | Lente | B3 |
| P10 | Pierres, galets | Nulle | B3 |
| P11 | Pierres, galets | Moyenne | B3 |
| P12 | Pierres, galets | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 4 | 3 | |
| Hydropsyche | 212 | 9 | 5 | |
| Orthotrichia | 197 | 2 | ||
| Lepidostoma | 305 | 3 | 3 | |
| Athripsodes | 311 | 2 | 2 | |
| Psychomyia | 239 | 5 | 1 | |
| Baetis | 364 | 24 | 69 | 30 |
| Procloeon | 390 | 5 | ||
| Caenis | 457 | 2 | 115 | 82 |
| Ephemerella | 450 | 1 | ||
| Ecdyonurus | 421 | 1 | 4 | |
| Heptagenia | 443 | 5 | 7 | |
| Ephoron | 496 | 23 | 14 | |
| Potamanthus | 509 | 1 | 1 | 1 |
| Corixinae | 5196 | 1 | ||
| Curculionidae | 647 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 1 | 5 | |
| Limnius | 623 | 1 | 6 | 6 |
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 3 | 11 | |
| Haliplus | 518 | 1 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 18 | 21 | 24 |
| Calopteryx | 650 | 1 | ||
| Echinogammarus | 888 | 178 | 36 | 18 |
| Asellidae | 880 | 9 | ||
| Atyaephyra | 861 | 3 | ||
| Corbicula | 1051 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 1 | ||
| Radix | 1004 | 1 | ||
| Theodoxus | 967 | 2 | 1 | |
| Physa (sensu lato) | 997 | 6 |