Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 49 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 22/08/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 21 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.1761 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 98.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Dalles, argiles | Nulle | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Hydropsyche | 212 | 4 | ||
| Hydroptila | 200 | 4 | 1 | |
| Baetidae | 363 | 1 | ||
| Caenis | 457 | 3 | ||
| Ephemera | 502 | 8 | 18 | 8 |
| Micronecta | 719 | 1 | ||
| Ochthebius | 609 | 2 | ||
| Hydrophilinae | 2517 | 4 | 1 | 1 |
| Athericidae | 838 | 1 | 1 | |
| Ceratopogonidae | 819 | 88 | 5 | |
| Chironomidae | 807 | 98 | 48 | 6 |
| Dixidae | 793 | 1 | 1 | |
| Tabanidae | 837 | 4 | 3 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Gammaridae | 887 | 1 | ||
| Echinogammarus | 888 | 34 | ||
| Gammarus | 892 | 56 | ||
| Hydracarina | 906 | 1 | ||
| Corbicula | 1051 | 1 | ||
| Potamopyrgus | 978 | 2 | 2 | |
| Oligochaeta | 933 | 33 | 440 | 376 |