Listes faunistiques invertébrés
Le Marès à Villefranche de Lauragais 05157650
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 27/08/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 25 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 71.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | ²A |
| P2 | Blocs | Lente | A |
| P3 | Helophytes | Nulle | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Paraleptophlebia | 481 | 1 | ||
| Hydroptila | 200 | 2 | 1 | |
| Ithytrichia | 198 | 2 | ||
| Hydroptilidae | 193 | 2 | 1 | |
| Ephemerella | 450 | 1 | ||
| Hydropsyche | 212 | 9 | 6 | 1 |
| Ancylus | 1028 | 5 | ||
| Baetis | 364 | 7 | 8 | |
| Corbicula | 1051 | 2 | 3 | |
| Elmis | 618 | 6 | 6 | |
| Esolus | 619 | 1 | 2 | |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 1 | 4 | |
| Riolus | 625 | 3 | 4 | |
| Echinogammarus | 888 | 29 | 24 | 9 |
| Potamopyrgus | 978 | 7 | 4 | 1 |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 5 | ||
| Asellidae | 880 | 3 | 1 | |
| Chironomidae | 807 | 278 | 298 | 175 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 125 | 72 | 15 |
| Athericidae | 838 | 2 | 1 | |
| Calopteryx | 650 | 2 | ||
| Micronecta | 719 | 1 | ||
| Culicidae | 796 | 7 | ||
| Empididae | 831 | 1 | 1 | |
| Gomphus | 679 | 1 | ||
| Haliplus | 518 | 1 | ||
| Limoniidae | 757 | 2 | 1 | |
| Simuliidae | 801 | 1 |