Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 117 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 02/08/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 32 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 6.0 | dominant |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 28.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 20.0 | dominant |
| Helophytes | 7.0 | dominant |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 24.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Vases | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Helophytes | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 64 | 5 | |
| Leuctra | 69 | 218 | 938 | 86 |
| Nemoura | 26 | 2 | ||
| Protonemura | 46 | 1 | 133 | 6 |
| Silo | 292 | 1 | 14 | 16 |
| Hydropsyche | 212 | 2 | 19 | 2 |
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 73 | 2 | 33 |
| Drusinae | 3120 | 8 | ||
| Plectrocnemia | 228 | 1 | 1 | |
| Polycentropus | 231 | 3 | 2 | |
| Rhyacophila lato-sensu | 183 | 2 | 102 | 8 |
| Sericostoma | 322 | 50 | 20 | 6 |
| Baetis | 364 | 15 | 294 | 175 |
| Ephemerella ignita | 451 | 32 | 52 | |
| Ephemera | 502 | 1 | 6 | 4 |
| Ecdyonurus | 421 | 22 | 8 | |
| Epeorus | 400 | 26 | ||
| Leptophlebiidae | 473 | 3 | 2 | |
| Gerris | 735 | 1 | ||
| Velia | 745 | 4 | ||
| Platambus maculatus | 557 | 1 | 4 | |
| Elmis | 618 | 1 | 23 | 7 |
| Limnius | 623 | 2 | ||
| Hydraena | 608 | 1 | ||
| Scirtidae | 634 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 1145 | 283 | 111 |
| Empididae | 831 | 18 | 1 | |
| Limoniidae | 757 | 1 | 2 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 11 | 56 | 343 |
| Calopteryx | 650 | 2 | ||
| Sialis | 704 | 51 | ||
| Osmylus | 854 | 1 | ||
| Ostracoda | 3170 | 23 | 1 | 2 |
| Asellidae | 880 | 5 | 3 | |
| Pisidium | 1043 | 60 | 3 | 5 |
| Ancylus | 1028 | 1 | 2 | |
| Erpobdella | 929 | 3 | 8 | 5 |
| Glossiphonia | 909 | 1 | ||
| Xironogiton | 23599 | 2 | ||
| Oligochaeta | 933 | 139 | 196 | 13 |
| Nemathelmintha | 3111 | 3 | 1 | |
| Hydracarina | 906 | 11 | 3 | 4 |
| Hydrozoa | 3168 | 6 |