Listes faunistiques invertébrés
BIEF DE CROIX A ST-PAUL-DE-VARAX 06048300
- Télécharger la fiche IRSTEA xls / 643 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 28/06/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 2 |
| Variété taxonomique | 23 |
| I2M2 | 0.1907 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 59.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Granulats | Lente | B |
| P3 | Granulats | Nulle | C |
| P4 | Granulats | Moyenne | B |
| P5 | Pierres, galets | Nulle | B |
| P6 | Hydrophytes | Nulle | A |
| P7 | Helophytes | Nulle | A |
| P8 | Granulats | Lente | C |
| P9 | Granulats | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Litieres | Nulle | A |
| P12 | Pierres, galets | Moyenne | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | 1 | |
| Baetis | 364 | 6 | 6 | 8 |
| Elmis | 618 | 1 | ||
| Limnius | 623 | 1 | ||
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 2 | 1 | |
| Hydrophilinae | 2517 | 7 | ||
| Chironomidae | 807 | 141 | 189 | 447 |
| Ephydridae | 844 | 6 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 2 | ||
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 4 | 1 | 2 |
| Micronecta | 719 | 1 | 5 | |
| Gerris | 735 | 1 | ||
| Hydrometra | 740 | 33 | ||
| Velia | 745 | 5 | ||
| Aeshna | 674 | 2 | ||
| Sialis | 704 | 22 | 10 | 1 |
| Copepoda | 3206 | 3 | ||
| Crangonyx | 5116 | 28 | ||
| Galba | 1001 | 1 | ||
| Physidae | 995 | 1 | ||
| Physella | 19280 | 1 | ||
| Sphaeriidae | 1042 | 2 | 3 | 1 |
| Pisidium | 1043 | 2 | ||
| Sphaerium | 1044 | 9 | ||
| Glossiphoniidae | 908 | 11 | 3 | 9 |
| Oligochaeta | 933 | 52 | 1357 | 1674 |
| Bryozoa | 1087 | 3 | ||
| Nematoda | 1089 | 3 |