Listes faunistiques invertébrés
La Seye en aval de Verfeil 05121400
- Télécharger la fiche IRSTEA xls / 116 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 02/08/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.6305 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 6.0 | dominant |
| Pierres, galets | 8.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 71.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Granulats | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 1 | |
| Leuctridae | 66 | 1 | ||
| Silo | 292 | 4 | 4 | 1 |
| Hydropsyche | 212 | 6 | ||
| Limnephilinae | 3163 | 6 | 6 | |
| Polycentropus | 231 | 2 | 2 | |
| Polycentropodidae | 223 | 2 | 1 | |
| Lype | 241 | 7 | ||
| Tinodes | 245 | 1 | 3 | 4 |
| Rhyacophila lato-sensu | 183 | 5 | 4 | |
| Sericostoma | 322 | 30 | 1 | |
| Baetis | 364 | 57 | 42 | |
| Ephemera | 502 | 8 | 4 | |
| Habrophlebia | 491 | 6 | ||
| Leptophlebiidae | 473 | 3 | ||
| Notonecta | 730 | 1 | ||
| Elmis | 618 | 1 | 1 | |
| Esolus | 619 | 4 | 7 | |
| Limnius | 623 | 7 | 1 | |
| Normandia | 624 | 1 | 3 | |
| Oulimnius | 622 | 1 | ||
| Riolus | 625 | 35 | 23 | 91 |
| Hydraena | 608 | 1 | 1 | |
| Hydrocyphon | 637 | 2 | ||
| Athericidae | 838 | 3 | ||
| Ceratopogonidae | 819 | 1 | 1 | 2 |
| Chironomidae | 807 | 17 | 16 | 1 |
| Empididae | 831 | 1 | ||
| Simuliidae | 801 | 7 | 2 | 3 |
| Tabanidae | 837 | 2 | 1 | |
| Calopteryx | 650 | 4 | 1 | |
| Onychogomphus | 682 | 6 | 2 | |
| Gammarus | 892 | 1491 | 287 | 209 |
| Potamopyrgus | 978 | 35 | 8 | 27 |
| Glossiphoniidae | 908 | 4 | ||
| Dugesia | 1056 | 1 | 1 | 1 |
| Polycelis | 1064 | 17 | 13 | 5 |
| Oligochaeta | 933 | 30 | 15 | 2 |
| Hydracarina | 906 | 1 | 3 |