Listes faunistiques invertébrés
Libron à Vias 06188740
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 16/05/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 30 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | Non calculé |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 7.0 | dominant |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 38.0 | dominant |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 20.0 | dominant |
| Algues | 28.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Nulle | C |
| P2 | Bryophytes | Nulle | A |
| P3 | Litieres | Nulle | B |
| P4 | Sables | Nulle | B |
| P5 | Granulats | Moyenne | C |
| P6 | Granulats | Lente | B |
| P7 | Pierres, galets | Moyenne | A |
| P8 | Algues | Lente | C |
| P9 | Hydrophytes | Nulle | A |
| P10 | Algues | Nulle | B |
| P11 | Sables | Nulle | C |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | ||
| Hydroptila | 200 | 1 | 3 | |
| Polycentropus | 231 | 3 | 1 | |
| Baetis | 364 | 22 | 4 | |
| Caenis | 457 | 23 | 256 | 25 |
| Ephemerella ignita | 451 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 230 | 46 | 18 |
| Helodes | 636 | 1 | ||
| Ochthebius | 609 | 1 | ||
| Ceratopogonidae | 819 | 1 | 2 | 2 |
| Chironomidae | 807 | 212 | 1151 | 366 |
| Culicidae | 796 | 1 | ||
| Dixidae | 793 | 1 | ||
| Dolichopodidae | 836 | 1 | ||
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 12 | 3 | 41 |
| Sciomyzidae | 845 | 1 | ||
| Simuliidae | 801 | 144 | ||
| Tipulidae | 753 | 4 | 4 | |
| Veliidae | 743 | 1 | ||
| Chalcolestes | 2611 | 26 | ||
| Sympetrum | 699 | 1 | ||
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 48 | 48 | 10 |
| Crangonyx | 5116 | 188 | 34 | 19 |
| Ancylus | 1028 | 3 | 2 | 1 |
| Galba | 1001 | 2 | 2 | |
| Physella | 19280 | 174 | 917 | 171 |
| Oligochaeta | 933 | 4 | 12 | 2 |
| Hydracarina | 906 | 3 | 3 | 3 |