Listes faunistiques invertébrés
Les Sagnes à Combronde 04427005
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 04/09/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 20 |
| I2M2 | 0.0894 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 27.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 21.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 33.0 | dominant |
| Algues | 12.0 | dominant |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | C |
| P2 | Sables | Lente | B |
| P3 | Pierres, galets | Lente | B |
| P4 | Granulats | Nulle | C |
| P5 | Granulats | Lente | B |
| P6 | Sables | Lente | C |
| P7 | Algues | Lente | B |
| P8 | Blocs | Lente | A |
| P9 | Pierres, galets | Nulle | C |
| P10 | Helophytes | Nulle | A |
| P11 | Dalles, argiles | Lente | A |
| P12 | Vases | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Gammaridae | 887 | 21 | 19 | 45 |
| Physella | 19280 | 2 | ||
| Copepoda | 3206 | 1 | 1 | |
| Nematoda | 1089 | 1 | 1 | 1 |
| Pisidium | 1043 | 5 | 2 | |
| Sphaeriidae | 1042 | 1 | 1 | |
| Ancylus | 1028 | 2 | 1 | |
| Lymnaeidae | 998 | 1 | ||
| Physa (sensu lato) | 997 | 22 | 2 | 11 |
| Potamopyrgus | 978 | 1 | ||
| Oligochaeta | 933 | 42 | 13 | 10 |
| Gammarus | 892 | 7 | ||
| Baetis | 364 | 168 | 211 | 103 |
| Asellidae | 880 | 1 | 1 | |
| Anthomyidae | 847 | 1 | 1 | |
| Ephydridae | 844 | 5 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 1068 | 948 | 353 |
| Simuliidae | 801 | 33 | 679 | 5 |
| Psychodidae | 783 | 3 | ||
| Nepa | 726 | 2 | ||
| Elmis | 618 | 1 | ||
| Anacaena | 580 | 1 | ||
| Platambus | 556 | 1 |