Listes faunistiques invertébrés
Le Riou Viou à Aubin 05093700
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 08/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 23 |
| I2M2 | 0.4344 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 27.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 26.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 19.0 | dominant |
| Algues | ||
| Dalles, argiles | 23.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Granulats | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Mermithoïdea | 3159 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Habroleptoides | 485 | 1 | ||
| Sphaeriidae | 1042 | 6 | ||
| Hydropsychidae | 211 | 1 | ||
| Rhithrogena | 404 | 5 | ||
| Hydracarina | 906 | 1 | ||
| Silo | 292 | 1 | ||
| Esolus | 619 | 2 | 4 | |
| Leuctra geniculata | 33830 | 1 | 1 | |
| Polycentropus | 231 | 1 | ||
| Ceratopogonidae | 819 | 2 | ||
| Tabanidae | 837 | 1 | 1 | |
| Simuliidae | 801 | 1 | 3 | |
| Limoniidae | 757 | 4 | ||
| Oulimnius | 622 | 2 | 4 | |
| Gammarus | 892 | 1 | 1 | |
| Leuctra | 69 | 2 | 1 | 3 |
| Platambus | 556 | 2 | ||
| Gerris | 735 | 2 | ||
| Potamopyrgus | 978 | 23 | 31 | 24 |
| Ancylus | 1028 | 2 | 5 | 1 |
| Cordulegaster | 687 | 1 | ||
| Agriotypus | 1083 | 1 | ||
| Sialis | 704 | 1 | ||
| Oligochaeta | 933 | 2 | 35 | 8 |
| Ephemerella ignita | 451 | 1 | 1 | 1 |
| Chironomidae | 807 | 63 | 39 | 18 |
| Ecdyonurus | 421 | 1 | 1 | 2 |
| Baetis lato sensu | 9794 | 1 | 7 | |
| Electrogena | 3181 | 2 | ||
| Leptophlebiidae | 473 | 25 | 5 | 7 |
| Habrophlebia | 491 | 52 | 15 | 13 |