Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 11/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 35 |
| I2M2 | 0.7095 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 49.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 6.0 | dominant |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | C |
| P2 | Bryophytes | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Blocs | Moyenne | B |
| P6 | Pierres, galets | Lente | C |
| P7 | Blocs | Lente | C |
| P8 | Granulats | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Dalles, argiles | Moyenne | B |
| P11 | Helophytes | Lente | A |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 3 | 6 | |
| Leuctra | 69 | 44 | 97 | 91 |
| Nemoura | 26 | 1 | 1 | |
| Protonemura | 46 | 7 | 2 | |
| Perlodes | 150 | 1 | ||
| Micrasema | 268 | 7 | ||
| Goeridae | 286 | 3 | 23 | 10 |
| Silo | 292 | 4 | 7 | |
| Hydropsychidae | 211 | 4 | 9 | |
| Hydropsyche | 212 | 2 | 8 | 1 |
| Limnephilidae | 276 | 7 | 3 | |
| Drusus | 2335 | 1 | 3 | |
| Limnephilinae | 3163 | 15 | 9 | 4 |
| Polycentropodidae | 223 | 10 | ||
| Plectrocnemia | 228 | 1 | 3 | |
| Polycentropus | 231 | 1 | 2 | 6 |
| Rhyacophila lato-sensu | 183 | 31 | 13 | 3 |
| Sericostoma | 322 | 144 | 18 | 36 |
| Baetis | 364 | 104 | 106 | 65 |
| Ephemerella ignita | 451 | 33 | 16 | 11 |
| Ephemera | 502 | 23 | 7 | 16 |
| Ecdyonurus | 421 | 2 | 16 | 36 |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 3 | ||
| Rhithrogena | 404 | 2 | ||
| Leptophlebiidae | 473 | 11 | 19 | |
| Habrophlebia | 491 | 2 | ||
| Platambus | 556 | 2 | ||
| Elmis | 618 | 36 | 7 | 5 |
| Esolus | 619 | 3 | 3 | |
| Limnius | 623 | 1 | ||
| Atherix | 839 | 1 | 3 | 5 |
| Ceratopogonidae | 819 | 2 | 3 | |
| Chironomidae | 807 | 263 | 146 | 65 |
| Dixidae | 793 | 1 | ||
| Dixa | 794 | 10 | 1 | |
| Clinocerinae | 9813 | 2 | 4 | 1 |
| Ephydridae | 844 | 1 | ||
| Dicranota | 765 | 1 | 1 | 1 |
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 40 | 10 | 2 |
| Sialis | 704 | 5 | 1 | 2 |
| Osmylus | 854 | 2 | ||
| Cladocera | 3127 | 3 | 3 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Pacifastacus | 872 | 1 | ||
| Asellidae | 880 | 304 | 118 | 2 |
| Ancylus | 1028 | 3 | 4 | |
| Pisidium | 1043 | 13 | 3 | 4 |
| Erpobdellidae | 928 | 4 | 4 | |
| Oligochaeta | 933 | 12 | 121 | 44 |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |