Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 659 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 26/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 25 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.2447 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 13.0 | dominant |
| Pierres, galets | 2.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 31.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 49.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Nulle | A |
| P3 | Vases | Nulle | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Lente | A |
| P9 | Sables | Nulle | C |
| P10 | Granulats | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 161 | |
| Oecetis | 317 | 1 | ||
| Limnephilinae | 3163 | 1 | 1 | |
| Polycentropodidae | 223 | 3 | ||
| Cyrnus | 224 | 5 | 3 | |
| Polycentropus | 231 | 1 | 9 | 1 |
| Baetis lato sensu | 9794 | 5 | ||
| Centroptilum | 383 | 1 | ||
| Ephemera | 502 | 3 | 2 | 1 |
| Micronectinae | 20396 | 1 | 1 | 1 |
| Gerridae | 734 | 2 | 3 | |
| Dryops | 613 | 4 | 1 | |
| Elmis | 618 | 1 | 6 | |
| Esolus | 619 | 1 | ||
| Riolus | 625 | 1 | ||
| Helodes | 636 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 4 | 1 | 3 |
| Chironomidae | 807 | 12 | 5 | 7 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 1 | ||
| Tabanidae | 837 | 1 | 1 | 4 |
| Gomphus | 679 | 3 | ||
| Calopteryx | 650 | 5 | 2 | |
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 2 | 3 | |
| Gammarus | 892 | 353 | 1172 | 246 |
| Procambarus | 2027 | 1 | 1 | |
| Corbicula | 1051 | 9 | 7 | 13 |
| Sphaeriidae | 1042 | 1 | ||
| Hydrobiidae | 973 | 1 | ||
| Potamopyrgus | 978 | 2 | 3 | 5 |
| Oligochaeta | 933 | 2 | 2 | 28 |