Listes faunistiques invertébrés
L'Uby au niveau de Cazaubon 05228350
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 10/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 23 |
| Taxon indicateur | Psychomyiidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 32.0 | dominant |
| Pierres, galets | 0.0 | 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 | 68.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Nulle | B |
| P2 | Branchage, racines | Nulle | A |
| P3 | Dalles, argiles | Nulle | B |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Branchage, racines | Nulle | B |
| P7 | Dalles, argiles | Nulle | C |
| P8 | Dalles, argiles | Nulle | A |
| P9 | Branchage, racines | Nulle | A |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | ||
| Stenophylacini-chaetopterygini | 3146 | 13 | 40 | 30 |
| Polycentropodidae | 223 | 1 | ||
| Lype | 241 | 3 | 12 | 2 |
| Baetis | 364 | 3 | ||
| Habrophlebia | 491 | 2 | ||
| Elmis | 618 | 3 | 4 | |
| Hydraena | 608 | 3 | ||
| Chironomidae | 807 | 7 | 19 | 28 |
| Dixa | 794 | 1 | ||
| Tabanidae | 837 | 7 | ||
| Velia | 745 | 1 | ||
| Calopteryx | 650 | 1 | 3 | 2 |
| Sialis | 704 | 2 | ||
| Copepoda | 3206 | 3 | 3 | 3 |
| Asellidae | 880 | 52 | 17 | 9 |
| Gammaridae | 887 | 50 | 90 | 27 |
| Echinogammarus | 888 | 211 | 144 | 55 |
| Gammarus | 892 | 5 | 2 | 1 |
| Ancylus | 1028 | 9 | 1 | 3 |
| Potamopyrgus | 978 | 632 | 1769 | 1787 |
| Sphaeriidae | 1042 | 39 | 281 | 499 |
| Pisidium | 1043 | 2 | 72 | 61 |
| Glossiphonia | 909 | 2 | 2 | |
| Helobdella | 912 | 1 | ||
| Oligochaeta | 933 | 10 | 13 | 166 |
| Bryozoa | 1087 | 3 | 3 | |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 |