Listes faunistiques invertébrés
BIEF D'ANCONNANS A SAMOGNAT 06580171
- Télécharger la fiche IRSTEA xls / 101 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 25/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 4 |
| Variété taxonomique | 27 |
| I2M2 | 0.3660 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 64.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 27.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Radix | 1004 | 2 | 1 | 1 |
| Empididae | 831 | 7 | 1 | 10 |
| Limnophora | 848 | 4 | ||
| Asellidae | 880 | 184 | 12 | 7 |
| Gammarus | 892 | 948 | 1252 | 421 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Glossiphoniidae | 908 | 40 | 14 | 8 |
| Erpobdellidae | 928 | 20 | 4 | 7 |
| Oligochaeta | 933 | 338 | 2851 | 149 |
| Potamopyrgus | 978 | 1 | 1 | |
| Ceratopogonidae | 819 | 3 | ||
| Ancylus | 1028 | 7 | 45 | 149 |
| Planariidae | 1061 | 1 | ||
| Dytiscinae | 2396 | 1 | 1 | |
| Limnephilinae | 3163 | 13 | 6 | |
| Copepoda | 3206 | 1 | ||
| Baetis lato sensu | 9794 | 1 | 7 | 379 |
| Physella | 19280 | 3 | ||
| Pediciini | 20537 | 2 | 12 | 9 |
| Elmis | 618 | 13 | 8 | 60 |
| Rhyacophila lato-sensu | 183 | 1 | 10 | |
| Hydroptila | 200 | 1 | ||
| Hydropsyche | 212 | 1 | ||
| Mystacides | 312 | 2 | ||
| Heptageniidae | 399 | 2 | ||
| Rhithrogena | 404 | 6 | ||
| Ephemerella ignita | 451 | 1 | 4 | 4 |
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 7 | 3 | 10 |
| Leuctra | 69 | 2 | ||
| Esolus | 619 | 3 | 8 | 44 |
| Oulimnius | 622 | 6 | 4 | |
| Limnius | 623 | 16 | 145 | 96 |
| Riolus | 625 | 6 | 4 | |
| Limoniidae | 757 | 3 | 1 | 12 |
| Psychodidae | 783 | 2 | 2 | 1 |
| Simuliidae | 801 | 1 | 5 | |
| Chironomidae | 807 | 960 | 752 | 784 |