Listes faunistiques invertébrés
La Truyère en amont de La Villedieu 05098850
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 26/07/2011 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 36 |
| Taxon indicateur | Perlodidae |
| I2M2 | 0.6505 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 71.0 | dominant |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 4.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 20.0 | dominant |
| Helophytes | 2.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Helophytes | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Hydrophytes | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Hydrophytes | Moyenne | B |
| P8 | Hydrophytes | Nulle | B |
| P9 | Hydrophytes | Lente | C |
| P10 | Hydrophytes | Moyenne | C |
| P11 | Hydrophytes | Nulle | C |
| P12 | Hydrophytes | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 1 | |
| Protonemura | 46 | 2 | 14 | |
| Isoperla | 140 | 1 | ||
| Perlodes | 150 | 2 | 3 | 1 |
| Taeniopteryx | 14 | 3 | 2 | |
| Micrasema | 268 | 1 | ||
| Oligoplectrum | 263 | 2 | ||
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 11 | 1 | |
| Limnephilidae | 276 | 44 | 60 | |
| Limnephilinae | 3163 | 4 | ||
| Odontocerum | 339 | 4 | 1 | |
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 7 | 1 | |
| Sericostoma | 322 | 5 | 2 | |
| Baetis | 364 | 408 | 188 | 584 |
| Caenis | 457 | 1 | ||
| Ephemerella | 450 | 132 | 100 | 416 |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 16 | 1 | 2 |
| Rhithrogena | 404 | 47 | 12 | |
| Habroleptoides | 485 | 1 | ||
| Paraleptophlebia | 481 | 2 | ||
| Siphlonurus | 350 | 8 | ||
| Veliidae | 743 | 3 | 1 | |
| Dupophilus | 620 | 15 | 24 | 3 |
| Elmis | 618 | 41 | 52 | 54 |
| Esolus | 619 | 2 | ||
| Limnius | 623 | 5 | 24 | |
| Hydraena | 608 | 1 | 2 | 3 |
| Athericidae | 838 | 32 | 13 | 28 |
| Ceratopogonidae | 819 | 8 | 19 | |
| Chironomidae | 807 | 384 | 320 | 352 |
| Limoniidae | 757 | 3 | 5 | |
| Simuliidae | 801 | 19 | 18 | 21 |
| Tabanidae | 837 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Ostracoda | 3170 | 10 | 1 | |
| Gammarus | 892 | 344 | 565 | 2752 |
| Hydracarina | 906 | 2 | 1 | 3 |
| Pisidium | 1043 | 2 | 1 | |
| Ancylus | 1028 | 2 | ||
| Erpobdellidae | 928 | 8 | 2 | 2 |
| Oligochaeta | 933 | 216 | 232 | 5 |
| Planariidae | 1061 | 32 | 10 | 6 |
| Nematoda | 1089 | 4 | 3 |