Listes faunistiques invertébrés
La Truyère en amont de La Villedieu 05098850
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 20/09/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 9 |
| Variété taxonomique | 23 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 65.0 | dominant |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 20.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 2.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Moyenne | A |
| P2 | Helophytes | Lente | A |
| P3 | Sables | Lente | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Hydrophytes | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Hydrophytes | Moyenne | B |
| P9 | Hydrophytes | Nulle | C |
| P10 | Hydrophytes | Lente | C |
| P11 | Hydrophytes | Moyenne | C |
| P12 | Hydrophytes | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | 6 | |
| Protonemura | 46 | 1 | 5 | |
| Isoperla | 140 | 1 | ||
| Perlodes | 150 | 2 | ||
| Taeniopteryx | 14 | 3 | 5 | |
| Glossosomatidae | 189 | 1 | ||
| Hydropsyche | 212 | 1 | 1 | |
| Drusinae | 3120 | 3 | 3 | |
| Limnephilidae | 276 | 1 | ||
| Odontocerum | 339 | 3 | ||
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 51 | 78 | 84 |
| Ephemerella | 450 | 6 | 2 | 9 |
| Ecdyonurus | 421 | 42 | ||
| Rhithrogena | 404 | 2 | 4 | |
| Heptageniidae | 399 | 28 | ||
| Dupophilus | 620 | 3 | ||
| Elmis | 618 | 8 | 10 | 19 |
| Limnius | 623 | 7 | 23 | 1 |
| Oulimnius | 622 | 1 | ||
| Athericidae | 838 | 3 | ||
| Ceratopogonidae | 819 | 3 | 6 | |
| Chironomidae | 807 | 40 | 14 | 103 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 23 | 8 | 70 |
| Gammarus | 892 | 96 | 500 | 144 |
| Pisidium | 1043 | 1 | ||
| Erpobdellidae | 928 | 5 | ||
| Glossiphoniidae | 908 | 1 | 1 | |
| Oligochaeta | 933 | 159 | 148 | |
| Planariidae | 1061 | 3 | 7 | 8 |