Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 51 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 30/07/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 6 |
| Variété taxonomique | 19 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.2276 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 8.0 | dominant |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 65.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Granulats | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Granulats | Lente | B |
| P9 | Granulats | Moyenne | C |
| P10 | Granulats | Nulle | C |
| P11 | Granulats | Lente | C |
| P12 | Granulats | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 30 | 29 |
| Cyrnus | 224 | 3 | 1 | 4 |
| Polycentropus | 231 | 1 | ||
| Baetis | 364 | 1 | 4 | |
| Caenis | 457 | 2 | ||
| Ephemera | 502 | 1 | 13 | 2 |
| Ecdyonurus | 421 | 1 | ||
| Elmis | 618 | 3 | 2 | |
| Esolus | 619 | 2 | ||
| Limnius | 623 | 2 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 6 | 2 | |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 11 | 12 | 19 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 2 | 15 | 7 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 3 | |
| Tabanidae | 837 | 1 | 1 | |
| Gammarus | 892 | 50 | 110 | 248 |
| Asellidae | 880 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 2 |
| Corbicula | 1051 | 7 | 10 | 6 |
| Potamopyrgus | 978 | 7 | 3 | 6 |
| Planorbidae | 1009 | 1 | ||
| Oligochaeta | 933 | 36 | 14 | 18 |