Listes faunistiques invertébrés
Le Graveron à Servilly 04415008
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 05/07/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 96.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | B |
| P2 | Sables | Nulle | B |
| P3 | Litieres | Nulle | A |
| P4 | Sables | Lente | B |
| P5 | Sables | Nulle | C |
| P6 | Vases | Nulle | A |
| P7 | Sables | Lente | C |
| P8 | Sables | Nulle | C |
| P9 | Sables | Moyenne | B |
| P10 | Sables | Moyenne | C |
| P11 | Branchage, racines | Nulle | A |
| P12 | Granulats | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 2 | |
| Silo-lithax | 5219 | 1 | ||
| Hydropsychidae | 211 | 2 | 2 | |
| Hydropsyche | 212 | 12 | ||
| Hydroptila | 200 | 7 | ||
| Lype | 241 | 1 | ||
| Baetis | 364 | 45 | 2 | 1 |
| Centroptilum | 383 | 1 | ||
| Brachycercus | 468 | 1 | 1 | |
| Ephemerella ignita | 451 | 1 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Haliplus | 518 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 194 | 30 | 47 |
| Dixa | 794 | 1 | ||
| Hydrellia | 2926 | 1 | ||
| Eloeophila | 767 | 1 | ||
| Dicranota | 765 | 1 | 1 | |
| Psychodidae | 783 | 2 | 2 | |
| Simuliidae | 801 | 7 | 1 | |
| Tabanidae | 837 | 1 | ||
| Sigara | 716 | 1 | ||
| Cladocera | 3127 | 3 | ||
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 1 | ||
| Gammarus | 892 | 86 | 3 | 1 |
| Ancylus | 1028 | 3 | ||
| Physella | 19280 | 1 | ||
| Sphaeriidae | 1042 | 5 | 4 | |
| Pisidium | 1043 | 3 | ||
| Erpobdellidae | 928 | 1 | ||
| Xironogiton | 23599 | 1 | ||
| Oligochaeta | 933 | 93 | 11 | 18 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |