Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 659 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 26/06/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 5 |
| Variété taxonomique | 19 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 16.0 | dominant |
| Pierres, galets | 30.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 2.0 | marginal |
| Sables | 8.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 34.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Vases | Nulle | A |
| P4 | Litieres | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | A |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptilidae | 193 | 1 | ||
| Hydroptila | 200 | 3 | 17 | |
| Rhyacophila lato-sensu | 183 | 4 | ||
| Ephemerella ignita | 451 | 6 | 1 | |
| Corixinae | 5196 | 1 | ||
| Gerris | 735 | 1 | ||
| Veliidae | 743 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 9 | 11 | |
| Riolus | 625 | 5 | 26 | |
| Chironomidae | 807 | 11 | 43 | 48 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 4 | ||
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Gammaridae | 887 | 1 | 7 | |
| Gammarus | 892 | 4 | ||
| Niphargus | 902 | 6 | ||
| Asellidae | 880 | 32 | 1 | |
| Procambarus | 2027 | 2 | 1 | |
| Pisidium | 1043 | 21 | 1 | |
| Potamopyrgus | 978 | 11 | 11 | |
| Oligochaeta | 933 | 3 | 3 |