Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 57 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 21/09/2007 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 25 |
| I2M2 | 0.7014 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 10.0 | dominant |
| Hydrophytes | 15.0 | dominant |
| Litieres | 4.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 10.0 | dominant |
| Helophytes | 3.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 13.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Elts. Organiques | Lente | B1 |
| P2 | Helophytes | Lente | B1 |
| P3 | Elts. Organiques | Lente | B1 |
| P4 | Helophytes | Nulle | B1 |
| P5 | Bryophytes | Lente | B2 |
| P6 | Hydrophytes | Lente | B2 |
| P7 | Roches | Lente | B2 |
| P8 | Pierres, galets | Lente | B2 |
| P9 | Dalles, argiles | Lente | B3 |
| P10 | Bryophytes | Lente | B3 |
| P11 | Pierres, galets | Lente | B3 |
| P12 | Roches | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 16 | 34 | |
| Leuctra | 69 | 46 | 85 | 58 |
| Nemurella | 44 | 2 | 1 | |
| Taeniopterygidae | 2 | 2 | 1 | |
| Micrasema | 268 | 1 | 7 | |
| Glossosomatidae | 189 | 1 | ||
| Goeridae | 286 | 3 | ||
| Cheumatopsyche | 221 | 3 | 9 | 15 |
| Hydropsyche | 212 | 24 | 5 | 27 |
| Polycentropus | 231 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 108 | 138 | 102 |
| Baetis | 364 | 170 | 182 | 72 |
| Caenis | 457 | 1 | 2 | |
| Ephemera | 502 | 1 | ||
| Ephemerella | 450 | 6 | ||
| Ecdyonurus | 421 | 17 | 34 | 28 |
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 4 | 8 | 22 |
| Elmis | 618 | 3 | ||
| Lathelmis | 3164 | 1 | 2 | |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 2 | 1 | 14 |
| Stenelmis | 617 | 1 | 5 | 1 |
| Blephariceridae | 747 | 4 | 2 | 5 |
| Chironomidae | 807 | 252 | 216 | 368 |
| Empididae | 831 | 1 | 3 | |
| Limoniidae | 757 | 4 | 4 | |
| Simuliidae | 801 | 92 | 343 | 204 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Platycnemis | 657 | 2 | ||
| Sialis | 704 | 2 | ||
| Gammaridae | 887 | 25 | 3 | 16 |
| Ancylus | 1028 | 282 | 228 | 294 |