Listes faunistiques invertébrés
La Bèze au niveau de Beaucaire 05108145
- Télécharger la fiche IRSTEA xls / 52 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 30/07/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 24 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.2876 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 24.0 | dominant |
| Pierres, galets | 10.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 60.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Nulle | B |
| P8 | Granulats | Nulle | B |
| P9 | Granulats | Nulle | C |
| P10 | Granulats | Nulle | C |
| P11 | Granulats | Nulle | C |
| P12 | Branchage, racines | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Hydroptila | 200 | 3 | ||
| Athripsodes | 311 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Lype | 241 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 4 | |
| Baetis | 364 | 27 | 59 | |
| Procloeon | 390 | 2 | ||
| Ephemera | 502 | 5 | ||
| Ephemerella ignita | 451 | 2 | 81 | |
| Ecdyonurus | 421 | 1 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 12 | 22 | 2 |
| Esolus | 619 | 1 | 1 | |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 1 | ||
| Riolus | 625 | 2 | 7 | 1 |
| Hydraena | 608 | 2 | ||
| Ochthebius | 609 | 1 | ||
| Athericidae | 838 | 3 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 63 | 31 | 78 |
| Limoniidae | 757 | 1 | 7 | |
| Psychodidae | 783 | 36 | ||
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Echinogammarus | 888 | 41 | 142 | 54 |
| Gammarus | 892 | 124 | 95 | 10 |
| Niphargus | 902 | 1 | ||
| Asellidae | 880 | 2 | 3 | 14 |
| Pisidium | 1043 | 5 | 1 | |
| Potamopyrgus | 978 | 5 | 79 | 4 |
| Oligochaeta | 933 | 3 | 8 | 5 |