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 | 25/07/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 29 |
| Taxon indicateur | Perlodidae |
| I2M2 | 0.5297 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 81.0 | dominant |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 4.0 | marginal |
| 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 | 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 |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Protonemura | 46 | 21 | 12 | 6 |
| Perlidae | 155 | 3 | ||
| Perlodidae | 127 | 1 | ||
| Isoperla | 140 | 1 | ||
| Perlodes | 150 | 9 | 4 | |
| Taeniopteryx | 14 | 1 | ||
| Trichoptera | 181 | 9 | 1 | |
| Hydropsyche | 212 | 1 | 1 | 1 |
| Limnephilinae | 3163 | 1 | 1 | |
| Odontocerum | 339 | 12 | ||
| Rhyacophila lato-sensu | 183 | 2 | 1 | 9 |
| Sericostomatidae | 321 | 1 | ||
| Baetis | 364 | 488 | 48 | 101 |
| Ephemerella | 450 | 208 | 78 | 33 |
| Ecdyonurus | 421 | 8 | ||
| Rhithrogena | 404 | 21 | 14 | 1 |
| Hydroporinae | 2393 | 3 | ||
| Elmis | 618 | 15 | 38 | 7 |
| Esolus | 619 | 3 | 3 | |
| Limnius | 623 | 42 | 16 | |
| Oulimnius | 622 | 3 | 4 | |
| Gyrinidae | 512 | 1 | ||
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 38 | 54 | 16 |
| Ceratopogonidae | 819 | 2 | 4 | |
| Chironomidae | 807 | 1504 | 784 | 1776 |
| Cylindrotomidae | 755 | 1 | ||
| Limoniidae | 757 | 5 | 1 | |
| Simuliidae | 801 | 992 | 576 | 17 |
| Tabanidae | 837 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Echinogammarus | 888 | 2 | ||
| Gammarus | 892 | 928 | 384 | 375 |
| Hydracarina | 906 | 2 | 5 | 1 |
| Sphaeriidae | 1042 | 2 | ||
| Sphaerium | 1044 | 1 | ||
| Pisidium | 1043 | 3 | ||
| Ancylus | 1028 | 1 | ||
| Erpobdellidae | 928 | 3 | 8 | 7 |
| Glossiphoniidae | 908 | 6 | 2 | |
| Oligochaeta | 933 | 176 | 9 | 10 |
| Planariidae | 1061 | 176 | 23 | 5 |
| Nematoda | 1089 | 2 |