Listes faunistiques invertébrés
MERE A LA-RAVOIRE 06580812
- Télécharger la fiche IRSTEA xls / 127 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 09/07/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| I2M2 | 0.0862 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 6.0 | dominant |
| Pierres, galets | 80.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 6.0 | dominant |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 104 | ||
| Hydroptilidae | 193 | 1 | ||
| Hydroptila | 200 | 10 | ||
| Lype | 241 | 1 | ||
| Rhyacophila lato-sensu | 183 | 6 | ||
| Baetidae | 363 | 4 | ||
| Baetis | 364 | 34 | 2 | |
| Ephemerella ignita | 451 | 2 | ||
| Elmis | 618 | 13 | 3 | |
| Limnius | 623 | 1 | 2 | |
| Riolus | 625 | 2 | ||
| Chironomidae | 807 | 324 | 2 | |
| Empididae | 831 | 3 | ||
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 496 | 3 | 1 |
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Asellidae | 880 | 1 | ||
| Gammarus | 892 | 7395 | 3540 | 725 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Sphaeriidae | 1042 | 5 | 3 | |
| Sphaerium | 1044 | 1 | ||
| Pisidium | 1043 | 7 | 2 | |
| Ancylus | 1028 | 3 | 4 | 21 |
| Acroloxus | 1033 | 1 | 1 | 2 |
| Potamopyrgus | 978 | 18 | 13 | 3 |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 3 | 1 | |
| Planorbidae | 1009 | 1 | ||
| Erpobdellidae | 928 | 4 | ||
| Glossiphoniidae | 908 | 9 | 1 | |
| Oligochaeta | 933 | 28 | 2 | |
| Dugesiidae | 1055 | 42 | 5 | 6 |