Listes faunistiques invertébrés
L'Ouysse en amont de Belcastel 05061050
- Télécharger la fiche IRSTEA xls / 34 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 01/09/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 2 |
| Variété taxonomique | 21 |
| I2M2 | 0.3471 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 4.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 25.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 9.0 | dominant |
| Dalles, argiles | 40.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Blocs | Lente | B |
| P7 | Algues | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Calamoceras | 342 | 1 | 1 | |
| Hydropsyche | 212 | 1 | ||
| Hydroptila | 200 | 1 | ||
| Lepidostoma | 305 | 1 | 1 | |
| Metalype | 246 | 1 | ||
| Baetis | 364 | 34 | 9 | 107 |
| Procloeon | 390 | 1 | ||
| Serratella | 5152 | 3 | 1 | |
| Ephemera | 502 | 2 | ||
| Gerris | 735 | 1 | ||
| Elmis | 618 | 19 | 3 | 5 |
| Esolus | 619 | 1 | 7 | |
| Limnius | 623 | 2 | 16 | |
| Normandia | 624 | 1 | 5 | 18 |
| Oulimnius | 622 | 15 | 7 | 4 |
| Riolus | 625 | 1 | 4 | 2 |
| Stenelmis | 617 | 2 | ||
| Gyrinus | 514 | 5 | ||
| Brychius | 520 | 1 | 2 | |
| Hydraena | 608 | 1 | ||
| Hydrophilinae | 2517 | 2 | 1 | |
| Chironomidae | 807 | 1 | 1 | |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 4 | |
| Boyeria | 670 | 1 | ||
| Onychogomphus | 682 | 1 | 2 | |
| Echinogammarus | 888 | 734 | 893 | 697 |
| Gammarus | 892 | 99 | ||
| Theodoxus | 967 | 1 | ||
| Ancylus | 1028 | 1 | ||
| Oligochaeta | 933 | 2 | ||
| Dugesiidae | 1055 | 1 | ||
| Polycelis | 1064 | 1 |