Listes faunistiques invertébrés
BIEF D'ANCONNANS A SAMOGNAT 06580171
- Télécharger la fiche IRSTEA xls / 35 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 12/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 26 |
| I2M2 | 0.3527 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 81.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 11.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 2 | |
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 3 | 1 | 2 |
| Plectrocnemia | 228 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | 2 | 10 |
| Sericostoma | 322 | 3 | 3 | |
| Baetis lato sensu | 9794 | 31 | 21 | |
| Ephemerella ignita | 451 | 1 | 2 | 2 |
| Rhithrogena | 404 | 2 | 18 | |
| Gerridae | 734 | 1 | ||
| Elmis | 618 | 320 | 56 | 48 |
| Esolus | 619 | 48 | 24 | |
| Limnius | 623 | 80 | 112 | 72 |
| Oulimnius | 622 | 4 | ||
| Riolus | 625 | 16 | 16 | 2 |
| Hydraena | 608 | 4 | 3 | 6 |
| Helodes | 636 | 1 | ||
| Chironomidae | 807 | 3204 | 912 | 116 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Pediciini | 20537 | 6 | 6 | |
| Simuliidae | 801 | 3 | 2 | |
| Gammarus | 892 | 2245 | 1032 | 388 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Asellidae | 880 | 1 | ||
| Sphaeriidae | 1042 | 164 | 1 | |
| Potamopyrgus | 978 | 2 | 1 | |
| Radix | 1004 | 3 | ||
| Erpobdellidae | 928 | 1 | 1 | 1 |
| Glossiphoniidae | 908 | 156 | 4 | 3 |
| Oligochaeta | 933 | 3 | 696 | 132 |
| Polycelis | 1064 | 8 | 5 | 16 |
| Hydracarina | 906 | 1 | 1 |