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 | 05/08/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 36 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 35.0 | dominant |
| Granulats | 9.0 | dominant |
| Helophytes | 4.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Granulats | Moyenne | B |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Blocs | Lente | C |
| P6 | Pierres, galets | Rapide | C |
| P7 | Blocs | Moyenne | B |
| P8 | Pierres, galets | Lente | C |
| P9 | Dalles, argiles | Moyenne | B |
| P10 | Blocs | Rapide | C |
| P11 | Helophytes | Moyenne | A |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Leuctra | 69 | 987 | 51 | 341 |
| Leuctra geniculata | 33830 | 14 | 1 | 7 |
| Nemoura | 26 | 1 | ||
| Perlodes | 150 | 1 | 2 | |
| Goeridae | 286 | 2 | 8 | 11 |
| Silo | 292 | 1 | ||
| Hydropsychidae | 211 | 1 | ||
| Hydropsyche | 212 | 9 | 10 | |
| Leptoceridae | 310 | 1 | ||
| Limnephilidae | 276 | 1 | 1 | |
| Drusus | 2335 | 2 | 4 | |
| Limnephilinae | 3163 | 11 | 17 | 20 |
| Polycentropodidae | 223 | 1 | ||
| Plectrocnemia | 228 | 1 | ||
| Polycentropus | 231 | 4 | 2 | 3 |
| Rhyacophila lato-sensu | 183 | 3 | 4 | 20 |
| Sericostoma | 322 | 55 | 8 | 28 |
| Baetis | 364 | 25 | 151 | 71 |
| Ephemerella ignita | 451 | 36 | 17 | 38 |
| Ephemera | 502 | 22 | 1 | 15 |
| Ecdyonurus | 421 | 1 | 18 | 38 |
| Epeorus | 400 | 4 | ||
| Rhithrogena | 404 | 1 | ||
| Leptophlebiidae | 473 | 3 | 1 | 14 |
| Platambus | 556 | 6 | ||
| Elmis | 618 | 7 | 5 | 3 |
| Esolus | 619 | 1 | 8 | |
| Limnius | 623 | 3 | ||
| Normandia | 624 | 1 | ||
| Stenelmis | 617 | 1 | ||
| Helophorus | 604 | 1 | ||
| Atherix | 839 | 1 | ||
| Ceratopogonidae | 819 | 1 | 1 | 2 |
| Chironomidae | 807 | 122 | 38 | 34 |
| Dixidae | 793 | 1 | ||
| Dixa | 794 | 9 | ||
| Chelifera | 2884 | 1 | ||
| Clinocerinae | 9813 | 2 | 1 | 3 |
| Dicranota | 765 | 1 | ||
| Simuliidae | 801 | 36 | 6 | 24 |
| Calopteryx | 650 | 8 | 1 | |
| Sialis | 704 | 1 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Orconectes | 870 | 1 | ||
| Asellidae | 880 | 13 | 8 | 35 |
| Ancylus | 1028 | 27 | 16 | |
| Sphaeriidae | 1042 | 2 | 2 | |
| Pisidium | 1043 | 10 | 3 | 2 |
| Erpobdellidae | 928 | 1 | 7 | 3 |
| Oligochaeta | 933 | 5 | 68 | 14 |
| Hydrozoa | 3168 | 3 | ||
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |