Listes faunistiques invertébrés
L'Arn au Pont de l'Arn 05137000
- Télécharger la fiche IRSTEA xls / 57 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 12/09/2007 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 22 |
| I2M2 | 0.5916 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 10.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | B1 |
| P2 | Sables | Nulle | B1 |
| P3 | Sables | Lente | B1 |
| P4 | Dalles, argiles | Nulle | B1 |
| P5 | Roches | Moyenne | B2 |
| P6 | Roches | Lente | B2 |
| P7 | Roches | Nulle | B2 |
| P8 | Dalles, argiles | Lente | B2 |
| P9 | Dalles, argiles | Nulle | B3 |
| P10 | Dalles, argiles | Lente | B3 |
| P11 | Roches | Nulle | B3 |
| P12 | Roches | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | 14 | |
| Leuctra | 69 | 2 | 8 | |
| Protonemura | 46 | 3 | ||
| Perla | 164 | 1 | 2 | |
| Silo | 292 | 3 | ||
| Hydropsyche | 212 | 42 | 12 | |
| Rhyacophila lato-sensu | 183 | 4 | 2 | |
| Baetis | 364 | 8 | 4 | 31 |
| Ephemerella | 450 | 2 | 1 | |
| Ecdyonurus | 421 | 2 | 1 | 1 |
| Heptagenia | 443 | 1 | ||
| Rhithrogena | 404 | 4 | 8 | |
| Gerris | 735 | 1 | ||
| Elmis | 618 | 5 | 1 | 1 |
| Limnius | 623 | 2 | 6 | 8 |
| Oulimnius | 622 | 5 | 1 | |
| Stenelmis | 617 | 1 | ||
| Chironomidae | 807 | 45 | 78 | 134 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 2 | ||
| Simuliidae | 801 | 5 | 7 | |
| Stratiomyidae | 824 | 1 | ||
| Coenagrion | 663 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Gammarus | 892 | 3 | 1 | |
| Asellus | 881 | 1 | 1 | |
| Pisidium | 1043 | 2 | 3 | |
| Ancylus | 1028 | 3 | 18 | 33 |
| Physa (sensu lato) | 997 | 1 |