Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 68 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 20/06/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 26 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 30.0 | dominant |
| Hydrophytes | 37.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 2.0 | marginal |
| Granulats | 7.0 | dominant |
| Helophytes | 13.0 | dominant |
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Bryophytes | Nulle | B |
| P6 | Hydrophytes | Nulle | B |
| P7 | Granulats | Nulle | B |
| P8 | Helophytes | Nulle | B |
| P9 | Hydrophytes | Lente | C |
| P10 | Bryophytes | Lente | C |
| P11 | Hydrophytes | Moyenne | C |
| P12 | Bryophytes | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Isoperla | 140 | 14 | 25 | 22 |
| Limnephilinae | 3163 | 6 | 6 | 5 |
| Baetis | 364 | 29 | 42 | |
| Ephemerella ignita | 451 | 28 | 67 | 80 |
| Habrophlebia | 491 | 57 | 42 | 38 |
| Siphlonurus | 350 | 1 | 5 | |
| Hydrometra | 740 | 1 | ||
| Veliidae | 743 | 1 | 5 | |
| Dryops | 613 | 2 | ||
| Hydroporinae | 2393 | 2 | 3 | |
| Oulimnius | 622 | 51 | 36 | 45 |
| Gyrinus | 514 | 1 | ||
| Helophorus | 604 | 2 | ||
| Hydraena | 608 | 1 | 1 | |
| Chironomidae | 807 | 29 | 18 | 13 |
| Culicidae | 796 | 1 | ||
| Dixidae | 793 | 1 | 2 | |
| Simuliidae | 801 | 15 | 102 | |
| Stratiomyidae | 824 | 1 | ||
| Asellidae | 880 | 57 | 8 | 4 |
| Echinogammarus | 888 | 17 | 13 | 61 |
| Hydracarina | 906 | 1 | 2 | |
| Pisidium | 1043 | 51 | 1 | 1 |
| Sphaeriidae | 1042 | 3 | ||
| Ancylus | 1028 | 6 | 6 | |
| Planorbidae | 1009 | 21 | 45 | 7 |
| Erpobdellidae | 928 | 2 | ||
| Oligochaeta | 933 | 8 | 16 | 1 |