Listes faunistiques invertébrés
L'Uby au niveau de Cazaubon 05228350
- Télécharger la fiche IRSTEA xls / 89 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 28/06/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 9.0 |
| GFI | 6 |
| Variété taxonomique | 12 |
| Taxon indicateur | Ephemeridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 95.0 | dominant |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | B |
| P2 | Branchage, racines | Nulle | B |
| P3 | Dalles, argiles | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Dalles, argiles | Nulle | A |
| P7 | Branchage, racines | Nulle | B |
| P8 | Pierres, galets | Nulle | A |
| P9 | Branchage, racines | Lente | C |
| P10 | Branchage, racines | Nulle | C |
| P11 | Branchage, racines | Lente | C |
| P12 | Branchage, racines | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Stenophylacini-chaetopterygini | 3146 | 15 | 38 | 15 |
| Lype | 241 | 2 | 3 | |
| Ephemera | 502 | 1 | 4 | 1 |
| Elmis | 618 | 4 | 3 | 3 |
| Chironomidae | 807 | 22 | 7 | 10 |
| Tabanidae | 837 | 1 | 1 | |
| Calopteryx | 650 | 1 | ||
| Asellidae | 880 | 9 | 5 | 10 |
| Gammaridae | 887 | 9 | 24 | 10 |
| Echinogammarus | 888 | 24 | 122 | 150 |
| Gammarus | 892 | 1 | 12 | 16 |
| Potamopyrgus | 978 | 280 | 295 | 557 |
| Sphaeriidae | 1042 | 3 | 30 | |
| Pisidium | 1043 | 47 | 58 | 48 |
| Glossiphonia | 909 | 2 | 10 | 13 |
| Oligochaeta | 933 | 154 | 80 | 264 |
| Nematoda | 1089 | 3 |