Listes faunistiques invertébrés
Le Gers à Rambert 05115000
- Télécharger la fiche IRSTEA xls / 51 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 20/08/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 28 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.7240 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 22.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 11.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 43.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Moyenne | A |
| P4 | Blocs | Moyenne | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Moyenne | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | 5 | |
| Hydropsyche | 212 | 50 | 55 | 13 |
| Hydroptilidae | 193 | 1 | ||
| Hydroptila | 200 | 17 | 2 | |
| Polycentropodidae | 223 | 1 | ||
| Psychomyia | 239 | 1 | 1 | |
| Baetis | 364 | 120 | 46 | 43 |
| Caenis | 457 | 90 | 35 | 26 |
| Ephemerella | 450 | 5 | 2 | 2 |
| Heptageniidae | 399 | 7 | 4 | 2 |
| Heptagenia | 443 | 20 | 14 | 8 |
| Leptophlebiidae | 473 | 2 | ||
| Ephoron | 496 | 1 | 2 | |
| Potamanthus | 509 | 1 | 3 | |
| Aphelocheirus | 721 | 2 | 1 | 11 |
| Dryops | 613 | 2 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 43 | 65 | 19 |
| Limnius | 623 | 4 | 33 | 2 |
| Oulimnius | 622 | 10 | 4 | |
| Riolus | 625 | 2 | ||
| Stenelmis | 617 | 5 | 12 | 1 |
| Athericidae | 838 | 3 | ||
| Chironomidae | 807 | 30 | 2 | 1 |
| Limoniidae | 757 | 3 | ||
| Simuliidae | 801 | 45 | 6 | |
| Calopteryx | 650 | 3 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Gammaridae | 887 | 3 | ||
| Echinogammarus | 888 | 11 | 1 | 4 |
| Asellidae | 880 | 2 | ||
| Hydracarina | 906 | 6 | 6 | 1 |
| Corbicula | 1051 | 6 | 1 | |
| Ancylus | 1028 | 1 | ||
| Planorbidae | 1009 | 1 | 2 | |
| Erpobdellidae | 928 | 1 | 3 | |
| Oligochaeta | 933 | 9 | 8 | |
| Dugesiidae | 1055 | 40 | 25 | 2 |