Listes faunistiques invertébrés
MENTHON A ST-JEAN-SUR-VEYLE 06048787
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 08/09/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 3 |
| Variété taxonomique | 14 |
| I2M2 | 0.0718 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 2.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 4.0 | marginal |
| Sables | 76.0 | dominant |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | ||
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 4 | ||
| Baetis lato sensu | 9794 | 1 | ||
| Ephemera | 502 | 1 | ||
| Micronecta | 719 | 5 | 4 | |
| Athericidae | 838 | 1 | 1 | |
| Chironomidae | 807 | 26 | 84 | 68 |
| Sialis | 704 | 2 | ||
| Gammarus | 892 | 636 | 7 | 58 |
| Ostracoda | 3170 | 1 | ||
| Corbicula | 1051 | 3 | 2 | |
| Pisidium | 1043 | 3 | 20 | 8 |
| Sphaerium | 1044 | 1 | 5 | |
| Sphaeriidae | 1042 | 2 | 2 | |
| Unionidae | 1037 | 1 | ||
| Bithynia | 994 | 3 | ||
| Potamopyrgus | 978 | 848 | 18 | 20 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 3 | 284 | 408 |