Listes faunistiques invertébrés
L'Uby au niveau de Cazaubon 05228350
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 13/06/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 6 |
| Variété taxonomique | 19 |
| Taxon indicateur | Ephemeridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 60.0 | dominant |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 35.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Lente | B |
| P2 | Branchage, racines | Lente | B |
| P3 | Dalles, argiles | Nulle | A |
| P4 | Sables | Lente | C |
| P5 | Dalles, argiles | Nulle | A |
| P6 | Branchage, racines | Lente | C |
| P7 | Branchage, racines | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | A |
| P10 | Pierres, galets | Nulle | A |
| P11 | Branchage, racines | Nulle | C |
| P12 | Branchage, racines | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Halesus | 3186 | 2 | 1 | |
| Stenophylacini-chaetopterygini | 3146 | 18 | 72 | 134 |
| Psychomyiidae | 238 | 1 | ||
| Lype | 241 | 1 | 1 | |
| Ephemera | 502 | 16 | 16 | 13 |
| Platambus | 556 | 1 | ||
| Elmis | 618 | 1 | 9 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 38 | 21 | 111 |
| Tabanidae | 837 | 2 | 1 | |
| Micronecta | 719 | 1 | ||
| Velia | 745 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 21 | 29 | 16 |
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 5 | 10 | 7 |
| Gammaridae | 887 | 10 | 18 | 29 |
| Echinogammarus | 888 | 14 | 186 | 433 |
| Gammarus | 892 | 6 | ||
| Potamopyrgus | 978 | 24 | 70 | |
| Sphaeriidae | 1042 | 87 | 93 | 59 |
| Pisidium | 1043 | 32 | 69 | 104 |
| Erpobdellidae | 928 | 3 | 2 | |
| Glossiphonia | 909 | 23 | 22 | 47 |
| Oligochaeta | 933 | 510 | 341 | 175 |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 |