Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 15/05/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 4 |
| Variété taxonomique | 19 |
| Taxon indicateur | Rhyacophilidae |
| I2M2 | 0.1006 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 37.0 | dominant |
| Pierres, galets | 15.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 38.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Moyenne | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Branchage, racines | Moyenne | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Branchage, racines | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Amphinemura | 21 | 1 | 1 | |
| Isoperla | 140 | 1 | ||
| Plectrocnemia | 228 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | 17 | 6 |
| Baetis lato sensu | 9794 | 36 | 114 | 65 |
| Ephemerella ignita | 451 | 3 | ||
| Helodes | 636 | 2 | 2 | 3 |
| Ceratopogonidae | 819 | 2 | 7 | 3 |
| Chironomidae | 807 | 165 | 146 | 221 |
| Limoniidae | 757 | 7 | 1 | |
| Simuliidae | 801 | 1 | ||
| Stratiomyidae | 824 | 2 | ||
| Tipulidae | 753 | 1 | 2 | |
| Calopteryx | 650 | 1 | 3 | 1 |
| Echinogammarus | 888 | 16 | 16 | 1 |
| Gammarus | 892 | 334 | 1377 | 609 |
| Niphargus | 902 | 15 | ||
| Asellidae | 880 | 1 | 6 | 25 |
| Procambarus | 2027 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 1 | 3 | |
| Potamopyrgus | 978 | 6 | 28 | 48 |
| Physidae | 995 | 1 | ||
| Oligochaeta | 933 | 25 | 22 | |
| Hydracarina | 906 | 1 | 3 | |
| Ostracoda | 3170 | 1 |