Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 649 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 03/08/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 30 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 47.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 6.0 | dominant |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Bryophytes | Moyenne | A |
| P3 | Granulats | Moyenne | B |
| P4 | Blocs | Lente | C |
| P5 | Litieres | Nulle | A |
| P6 | Branchage, racines | Nulle | A |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Blocs | Moyenne | B |
| P9 | Dalles, argiles | Moyenne | B |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 2 | 1 | |
| Leuctra | 69 | 40 | 72 | 127 |
| Protonemura | 46 | 12 | 12 | |
| Micrasema | 268 | 4 | 1 | |
| Goeridae | 286 | 8 | 10 | |
| Silo | 292 | 2 | 13 | |
| Hydropsychidae | 211 | 4 | 2 | 5 |
| Hydropsyche | 212 | 25 | 13 | 7 |
| Hydroptila | 200 | 1 | ||
| Drusus | 2335 | 3 | 2 | |
| Halesus | 3186 | 1 | ||
| Limnephilinae | 3163 | 6 | 1 | 4 |
| Polycentropus | 231 | 7 | 2 | 4 |
| Rhyacophila lato-sensu | 183 | 8 | 6 | 9 |
| Sericostoma | 322 | 27 | 2 | 17 |
| Baetis | 364 | 192 | 163 | 134 |
| Ephemerella ignita | 451 | 98 | 9 | 13 |
| Ephemera | 502 | 8 | 1 | 1 |
| Ecdyonurus | 421 | 1 | 30 | 21 |
| Epeorus | 400 | 5 | 4 | |
| Rhithrogena | 404 | 1 | ||
| Leptophlebiidae | 473 | 8 | 3 | |
| Habrophlebia | 491 | 1 | ||
| Elmis | 618 | 23 | 8 | 4 |
| Esolus | 619 | 9 | 7 | |
| Limnius | 623 | 10 | 8 | |
| Athericidae | 838 | 2 | 1 | |
| Ceratopogonidae | 819 | 5 | ||
| Chironomidae | 807 | 692 | 5 | 11 |
| Chelifera | 2884 | 4 | 4 | |
| Clinocerinae | 9813 | 1 | 2 | 2 |
| Limoniidae | 757 | 1 | ||
| Pilaria | 771 | 1 | ||
| Dicranota | 765 | 4 | 8 | 7 |
| Simuliidae | 801 | 156 | 17 | 33 |
| Cordulegaster | 687 | 1 | ||
| Agriotypus | 1083 | 2 | ||
| Sialis | 704 | 4 | ||
| Ostracoda | 3170 | 3 | ||
| Pacifastacus | 872 | 1 | ||
| Asellidae | 880 | 135 | 3 | 4 |
| Ancylus | 1028 | 4 | 9 | 13 |
| Sphaeriidae | 1042 | 20 | 2 | 1 |
| Pisidium | 1043 | 19 | 1 | 4 |
| Erpobdellidae | 928 | 1 | 4 | 1 |
| Oligochaeta | 933 | 2 | 62 | 63 |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |