Listes faunistiques invertébrés
La Bèze au niveau de Beaucaire 05108145
- Télécharger la fiche IRSTEA xls / 2201 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 21/06/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 23 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.2372 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 18.0 | dominant |
| Pierres, galets | 4.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 39.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | ||
| Dalles, argiles | 33.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Granulats | Nulle | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Granulats | Lente | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | ||
| Athripsodes | 311 | 2 | 4 | 2 |
| Lype | 241 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | 4 | |
| Sericostomatidae | 321 | 1 | ||
| Sericostoma | 322 | 2 | 1 | |
| Baetis lato sensu | 9794 | 13 | ||
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 6 | 32 | 11 |
| Ephemera | 502 | 2 | 8 | 9 |
| Leptophlebiidae | 473 | 2 | 1 | |
| Gerris | 735 | 11 | 1 | |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | 1 | |
| Riolus | 625 | 1 | 3 | 2 |
| Athericidae | 838 | 8 | 10 | 16 |
| Chironomidae | 807 | 208 | 218 | 17 |
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 1 | 10 | |
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 1 | ||
| Sialis | 704 | 8 | 2 | 1 |
| Echinogammarus | 888 | 120 | 124 | 53 |
| Gammarus | 892 | 348 | 50 | 22 |
| Asellidae | 880 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Sphaerium | 1044 | 6 | ||
| Pisidium | 1043 | 5 | 3 | 13 |
| Potamopyrgus | 978 | 55 | 368 | 60 |
| Oligochaeta | 933 | 3 | 4 | 8 |
| Hydracarina | 906 | 1 | 1 |