Listes faunistiques invertébrés
Le Gers à Rambert 05115000
- Télécharger la fiche IRSTEA xls / 124 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 01/07/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.6257 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 15.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 61.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Moyenne | A |
| P2 | Blocs | Moyenne | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 4 | ||
| Leuctra geniculata | 33830 | 3 | ||
| Hydropsyche | 212 | 110 | 35 | 18 |
| Hydroptila | 200 | 75 | 14 | 19 |
| Ithytrichia | 198 | 5 | 1 | |
| Ceraclea | 313 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Lype | 241 | 1 | ||
| Psychomyia | 239 | 16 | 5 | 2 |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 345 | 62 | 13 |
| Procloeon bifidum | 391 | 6 | ||
| Caenis | 457 | 6 | 5 | 4 |
| Ephemerella | 450 | 8 | 1 | 1 |
| Heptageniidae | 399 | 5 | 2 | |
| Ecdyonurus | 421 | 1 | ||
| Heptagenia | 443 | 2 | 4 | |
| Ephoron | 496 | 13 | 7 | |
| Potamanthus | 509 | 2 | 11 | |
| Aphelocheirus | 721 | 8 | 2 | 1 |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 1 | ||
| Dryops | 613 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Dupophilus | 620 | 1 | 3 | 1 |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 8 | 5 | 1 |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 6 | 6 | |
| Potamophilus | 615 | 1 | ||
| Stenelmis | 617 | 5 | 8 | |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 19 | 5 | 11 |
| Chironomidae | 807 | 20 | 7 | 9 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 30 | 11 | |
| Calopteryx | 650 | 2 | ||
| Onychogomphus | 682 | 11 | 3 | |
| Gammaridae | 887 | 2 | ||
| Echinogammarus | 888 | 500 | 6 | 9 |
| Asellidae | 880 | 3 | ||
| Hydracarina | 906 | 2 | 9 | 5 |
| Corbicula | 1051 | 9 | 17 | |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 2 | 1 | 1 |
| Ancylus | 1028 | 2 | ||
| Potamopyrgus | 978 | 1 | ||
| Planorbidae | 1009 | 1 | 1 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 9 | ||
| Dugesiidae | 1055 | 1 | 35 | 3 |