Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 617 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 30/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 6.0 |
| GFI | 2 |
| Variété taxonomique | 16 |
| I2M2 | 0.0000 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 38.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 58.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Sables | Lente | B |
| P4 | Dalles, argiles | Lente | B |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Sables | Lente | C |
| P8 | Granulats | Lente | A |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Branchage, racines | Nulle | A |
| P11 | Dalles, argiles | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Echinogammarus | 888 | 1383 | 191 | 28 |
| Copepoda | 3206 | 1 | ||
| Procambarus | 2027 | 1 | ||
| Corbicula | 1051 | 18 | 14 | 68 |
| Pisidium | 1043 | 4 | 2 | 4 |
| Sphaeriidae | 1042 | 3 | 1 | |
| Ferrissia | 1030 | 1 | ||
| Potamopyrgus | 978 | 6 | 7 | 2 |
| Oligochaeta | 933 | 23 | 18 | 131 |
| Erpobdellidae | 928 | 1 | ||
| Gammarus | 892 | 2 | ||
| Hydropsyche | 212 | 1 | ||
| Gammaridae | 887 | 108 | 3 | 1 |
| Asellidae | 880 | 5 | 1 | |
| Atrichops | 840 | 1 | 1 | |
| Tabanidae | 837 | 1 | 16 | 4 |
| Chironomidae | 807 | 180 | 109 | 296 |
| Dixa | 794 | 1 | ||
| Pilaria | 771 | 2 | 9 | |
| Calopteryx | 650 | 2 | ||
| Baetis | 364 | 4 | 2 | 4 |
| Baetidae | 363 | 3 |