Listes faunistiques invertébrés
Briancon à Thezier 06130510
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 24/06/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 5 |
| Variété taxonomique | 18 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.1104 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 87.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 8.0 | dominant |
| Vases | 1.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Helophytes | Nulle | B |
| P3 | Pierres, galets | Moyenne | B |
| P4 | Pierres, galets | Lente | B |
| P5 | Dalles, argiles | Nulle | A |
| P6 | Blocs | Nulle | A |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Nulle | C |
| P9 | Pierres, galets | Lente | C |
| P10 | Vases | Nulle | A |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 9 | 4 | |
| Hydroptila | 200 | 7 | 8 | |
| Cyrnus | 224 | 1 | ||
| Tinodes | 245 | 1 | ||
| Baetis | 364 | 17 | 38 | |
| Cloeon | 387 | 4 | 5 | 1 |
| Caenis | 457 | 37 | 38 | 71 |
| Oulimnius | 622 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 270 | 603 | 563 |
| Ephydridae | 844 | 1 | 2 | |
| Simuliidae | 801 | 3 | 1 | |
| Tipulidae | 753 | 1 | 3 | 1 |
| Micronecta | 719 | 3 | 2 | |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 1 | ||
| Gammaridae | 887 | 10 | 3 | 17 |
| Gammarus | 892 | 106 | 132 | 288 |
| Potamopyrgus | 978 | 21 | 34 | 10 |
| Physa (sensu lato) | 997 | 20 | 5 | 1 |
| Physella | 19280 | 23 | 8 | 64 |
| Dugesiidae | 1055 | 1 | ||
| Oligochaeta | 933 | 17 | 14 | 2 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 |