Listes faunistiques invertébrés
Grande Garonne à Fréjus 06205960
- Télécharger la fiche IRSTEA xls / 47 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 21/06/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 18 |
| Taxon indicateur | Lymnaeidae |
| I2M2 | 0.3808 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 2.0 | marginal |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | ||
| Blocs | ||
| Granulats | ||
| Helophytes | 2.0 | marginal |
| Vases | 66.0 | dominant |
| Sables | ||
| Algues | ||
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Hydrophytes | Nulle | A |
| P3 | Helophytes | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Vases | Nulle | B |
| P6 | Vases | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Vases | Nulle | C |
| P10 | Vases | Nulle | C |
| P11 | Vases | Nulle | C |
| P12 | Vases | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ephemerellidae | 449 | 1 | ||
| Ochthebius | 609 | 1 | ||
| Hydrophilidae | 571 | 2 | ||
| Hydrophilinae | 2517 | 3 | ||
| Chironomidae | 807 | 188 | 201 | 296 |
| Odonata | 648 | 35 | 1 | 1 |
| Aeshnidae | 669 | 1 | ||
| Coenagrionidae | 658 | 25 | ||
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | ||
| Hydracarina | 906 | 3 | ||
| Corbicula | 1051 | 5 | 4 | |
| Bithynia | 994 | 1 | ||
| Ferrissia | 1030 | 25 | 1 | 7 |
| Lymnaeidae | 998 | 2 | ||
| Galba | 1001 | 1 | ||
| Physa (sensu lato) | 997 | 72 | 4 | 7 |
| Planorbidae | 1009 | 59 | 126 | 188 |
| Valvata | 972 | 2 | 1 | |
| Oligochaeta | 933 | 40 | 1450 | 1403 |
| Dugesiidae | 1055 | 1 | ||
| Nemathelmintha | 3111 | 3 | 3 | |
| Hydrozoa | 3168 | 3 | 3 |