Listes faunistiques invertébrés
Vene à Poussan 1 06188920
- Télécharger la fiche IRSTEA xls / 645 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 28/05/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 21 |
| Taxon indicateur | Psychomyiidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 8.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 43.0 | dominant |
| Dalles, argiles | 16.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Bryophytes | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Blocs | Nulle | C |
| P7 | Algues | Nulle | C |
| P8 | Blocs | Nulle | B |
| P9 | Algues | Nulle | C |
| P10 | Dalles, argiles | Nulle | B |
| P11 | Algues | Nulle | C |
| P12 | Algues | Nulle | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 1 | ||
| Mystacides | 312 | 1 | ||
| Lype | 241 | 16 | ||
| Tinodes | 245 | 28 | ||
| Cloeon | 387 | 1 | ||
| Caenis | 457 | 1 | 1 | |
| Ephemerella ignita | 451 | 1 | ||
| Oulimnius | 622 | 2 | 6 | 2 |
| Gyrinus | 514 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 544 | 337 | 132 |
| Gerris | 735 | 2 | ||
| Chalcolestes | 2611 | 10 | 2 | |
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 2 | 1 | |
| Gammarus | 892 | 559 | 265 | 68 |
| Ancylus | 1028 | 17 | 7 | |
| Bithynia | 994 | 8 | 3 | 1 |
| Belgrandia | 982 | 819 | 323 | 179 |
| Pisidium | 1043 | 1 | ||
| Dugesiidae | 1055 | 2 | 3 | 1 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 1 | ||
| Hydracarina | 906 | 3 | 3 | 3 |