Listes faunistiques invertébrés
L'Aussoue à Samatan 05155820
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 29/08/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 24 |
| Taxon indicateur | Leptophlebiidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 45.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 48.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 1 | |
| Hydroptila | 200 | 1 | 1 | |
| Ithytrichia | 198 | 4 | 1 | |
| Oecetis | 317 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetidae | 363 | 2 | 1 | |
| Centroptilum | 383 | 4 | 1 | |
| Procloeon bifidum | 391 | 1 | ||
| Ephemera | 502 | 2 | 4 | 1 |
| Leptophlebiidae | 473 | 9 | ||
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Oulimnius | 622 | 1 | ||
| Riolus | 625 | 1 | ||
| Hydrophilinae | 2517 | 2 | ||
| Athericidae | 838 | 16 | 17 | 11 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 3 | 15 | 6 |
| Limoniidae | 757 | 1 | ||
| Gomphidae | 678 | 10 | ||
| Gomphus | 679 | 2 | 10 | 1 |
| Calopteryx | 650 | 2 | 1 | |
| Platycnemis | 657 | 10 | 2 | |
| Echinogammarus | 888 | 179 | 98 | 1 |
| Niphargus | 902 | 2 | ||
| Corbicula | 1051 | 10 | 19 | 15 |
| Potamopyrgus | 978 | 2 | 1 | |
| Oligochaeta | 933 | 11 | 9 | 45 |
| Dugesiidae | 1055 | 1 | ||
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 5 | 4 |