Listes faunistiques invertébrés
Rebenty à Alzonne 06178056
- Télécharger la fiche IRSTEA xls / 89 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 12/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 6.0 |
| GFI | 2 |
| Variété taxonomique | 16 |
| Taxon indicateur | Elmidae |
| I2M2 | 0.0372 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 86.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Sables | Nulle | B |
| P4 | Sables | Nulle | B |
| P5 | Sables | Lente | B |
| P6 | Sables | Lente | C |
| P7 | Granulats | Lente | A |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Pierres, galets | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Lype | 241 | 1 | ||
| Tinodes | 245 | 1 | ||
| Baetis | 364 | 2 | 1 | |
| Caenis | 457 | 2 | 1 | |
| Oulimnius | 622 | 75 | 1 | |
| Chironomidae | 807 | 48 | 16 | 94 |
| Tipulidae | 753 | 2 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 523 | 10 | 3 |
| Gammaridae | 887 | 35 | 48 | 103 |
| Echinogammarus | 888 | 439 | 24 | 71 |
| Potamopyrgus | 978 | 41 | 86 | 110 |
| Corbicula | 1051 | 1 | 3 | |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 1 | 1 | |
| Erpobdellidae | 928 | 11 | 1 | |
| Glossiphoniidae | 908 | 4 | 1 | 3 |
| Oligochaeta | 933 | 6 | 12 | 32 |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 |