Listes faunistiques invertébrés
La Truyère en amont de La Villedieu 05098850
- Télécharger la fiche IRSTEA xls / 32 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 28/08/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 31 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 27.0 | dominant |
| Litieres | ||
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 47.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 12.0 | dominant |
| Helophytes | 4.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Helophytes | Lente | A |
| P4 | Sables | Lente | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Hydrophytes | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Hydrophytes | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperla | 170 | 1 | ||
| Leuctra | 69 | 5 | 32 | 1 |
| Nemoura | 26 | 2 | 3 | 4 |
| Nemurella | 44 | 1 | ||
| Protonemura | 46 | 18 | 7 | |
| Isoperla | 140 | 5 | ||
| Perlodes | 150 | 12 | 12 | |
| Taeniopteryx | 14 | 1 | 2 | 1 |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 11 | 2 | |
| Limnephilidae | 276 | 36 | 94 | 14 |
| Odontocerum | 339 | 1 | 2 | |
| Rhyacophila lato-sensu | 183 | 3 | ||
| Sericostomatidae | 321 | 1 | ||
| Baetis | 364 | 102 | 453 | 265 |
| Ephemerella ignita | 451 | 38 | 12 | 41 |
| Ecdyonurus | 421 | 1 | 18 | |
| Rhithrogena | 404 | 47 | 24 | |
| Heptageniidae | 399 | 2 | 4 | |
| Siphlonurus | 350 | 2 | ||
| Colymbetinae | 2395 | 3 | ||
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 14 | 64 | 45 |
| Esolus | 619 | 3 | 11 | 3 |
| Limnius | 623 | 12 | 34 | 8 |
| Oulimnius | 622 | 1 | ||
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 4 | ||
| Athericidae | 838 | 5 | 39 | 16 |
| Ceratopogonidae | 819 | 11 | 2 | |
| Chironomidae | 807 | 185 | 17 | 46 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 22 | 123 | 24 |
| Gammarus | 892 | 98 | 242 | 384 |
| Hydracarina | 906 | 1 | 2 | |
| Erpobdellidae | 928 | 6 | 3 | 3 |
| Glossiphoniidae | 908 | 7 | 2 | |
| Oligochaeta | 933 | 21 | 32 | 17 |
| Nemathelmintha | 3111 | 2 | ||
| Hydrozoa | 3168 | 3 | ||
| Polycelis | 1064 | 5 | 23 | 39 |