Listes faunistiques invertébrés
Le Loumné 05228290
- Télécharger la fiche IRSTEA xls / 89 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 16/07/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 5.0 |
| GFI | 2 |
| Variété taxonomique | 10 |
| Taxon indicateur | Gammaridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 86.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 9.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | B |
| P2 | Sables | Nulle | C |
| P3 | Litieres | Nulle | A |
| P4 | Sables | Nulle | C |
| P5 | Branchage, racines | Nulle | A |
| P6 | Sables | Nulle | C |
| P7 | Litieres | Lente | A |
| P8 | Sables | Lente | B |
| P9 | Branchage, racines | Lente | A |
| P10 | Sables | Lente | B |
| P11 | Dalles, argiles | Lente | B |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Halesus | 3186 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 1 | 2 | |
| Baetis | 364 | 1 | ||
| Elmis | 618 | 1 | ||
| Hydraena | 608 | 1 | ||
| Chironomidae | 807 | 13 | 7 | 21 |
| Tabanidae | 837 | 1 | ||
| Sialis | 704 | 2 | 1 | 1 |
| Asellidae | 880 | 1 | ||
| Gammaridae | 887 | 54 | 128 | 223 |
| Echinogammarus | 888 | 210 | 79 | 34 |
| Gammarus | 892 | 60 | 40 | 4 |
| Sphaeriidae | 1042 | 27 | 46 | 2 |
| Pisidium | 1043 | 9 | 18 | 105 |
| Sphaerium | 1044 | 69 | 43 | 55 |
| Polycelis | 1064 | 1 | ||
| Oligochaeta | 933 | 10 | 28 | 68 |