Listes faunistiques invertébrés
L'Arcon à Vivans 04015380
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 15/07/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 23 |
| I2M2 | 0.2289 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 22.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 9.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 40.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Moyenne | B |
| P2 | Branchage, racines | Nulle | A |
| P3 | Dalles, argiles | Nulle | C |
| P4 | Sables | Nulle | B |
| P5 | Sables | Nulle | C |
| P6 | Pierres, galets | Nulle | C |
| P7 | Blocs | Nulle | A |
| P8 | Pierres, galets | Lente | B |
| P9 | Branchage, racines | Nulle | A |
| P10 | Dalles, argiles | Nulle | B |
| P11 | Sables | Nulle | C |
| P12 | Blocs | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 6 | 6 | |
| Hydropsyche | 212 | 2 | 13 | 15 |
| Hydroptila | 200 | 5 | ||
| Polycentropodidae | 223 | 7 | ||
| Lype | 241 | 1 | ||
| Baetis | 364 | 30 | 25 | 2 |
| Ephemerella ignita | 451 | 4 | 4 | 1 |
| Ephemera | 502 | 1 | 1 | |
| Heptagenia | 443 | 56 | 18 | 9 |
| Paraleptophlebia | 481 | 1 | ||
| Elmis | 618 | 2 | 1 | |
| Esolus | 619 | 1 | ||
| Chironomidae | 807 | 95 | 33 | 60 |
| Hexatoma | 773 | 6 | ||
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 2 | ||
| Velia | 745 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 2 | ||
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 17 | 1 | |
| Gammaridae | 887 | 1852 | 137 | 57 |
| Gammarus | 892 | 1124 | 68 | 24 |
| Ancylus | 1028 | 3 | ||
| Oligochaeta | 933 | 85 | 5 | 151 |
| Fredericella | 3095 | 3 | 3 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |