Listes faunistiques invertébrés
L'Onzon à Pommiers 04012180
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 17/08/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 2 |
| Variété taxonomique | 22 |
| I2M2 | 0.0381 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 7.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 82.0 | dominant |
| Sables | 4.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Vases | Nulle | B |
| P3 | Branchage, racines | Nulle | A |
| P4 | Vases | Nulle | B |
| P5 | Granulats | Lente | B |
| P6 | Sables | Nulle | A |
| P7 | Vases | Nulle | B |
| P8 | Vases | Nulle | C |
| P9 | Vases | Nulle | C |
| P10 | Vases | Nulle | C |
| P11 | Hydrophytes | Nulle | A |
| P12 | Vases | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Baetis | 364 | 2 | ||
| Cloeon | 387 | 4 | ||
| Caenis | 457 | 1 | ||
| Haliplus | 518 | 1 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 97 | 518 | 320 |
| Dicranota | 765 | 81 | ||
| Psychodidae | 783 | 1 | ||
| Stratiomyidae | 824 | 1 | ||
| Tabanidae | 837 | 31 | 2 | 17 |
| Corixinae | 5196 | 14 | 22 | |
| Micronecta | 719 | 1 | 10 | |
| Gerris | 735 | 2 | ||
| Platycnemis | 657 | 4 | 1 | |
| Sialis | 704 | 8 | 3 | 17 |
| Cladocera | 3127 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Pacifastacus | 872 | 1 | ||
| Asellidae | 880 | 3819 | 26 | 13 |
| Gammaridae | 887 | 12 | 1 | |
| Gammarus | 892 | 257 | 13 | |
| Potamopyrgus | 978 | 425 | 49 | 125 |
| Physidae | 995 | 58 | 1 | 1 |
| Physa acuta | 3032 | 13 | 1 | |
| Menetus | 1025 | 28 | 1 | 1 |
| Pisidium | 1043 | 43 | 35 | 67 |
| Oligochaeta | 933 | 2646 | 864 | 1510 |
| Hydra | 1077 | 3 | 3 | |
| Rotifera | 5238 | 3 |