Listes faunistiques invertébrés
Le Gers à Rambert 05115000
- Télécharger la fiche IRSTEA xls / 2201 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 29/09/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.7192 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 19.0 | dominant |
| Blocs | 22.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 51.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Granulats | Nulle | A |
| P3 | Sables | Nulle | A |
| P4 | Algues | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Blocs | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 12 | 44 | 88 |
| Hydroptila | 200 | 8 | 9 | 1 |
| Leptoceridae | 310 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 1 | ||
| Baetis lato sensu | 9794 | 40 | 34 | 28 |
| Procloeon | 390 | 2 | ||
| Caenis | 457 | 32 | 26 | 11 |
| Ephemera | 502 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 1 | ||
| Heptagenia | 443 | 1 | 8 | 5 |
| Paraleptophlebia | 481 | 1 | ||
| Potamanthus | 509 | 15 | 13 | 5 |
| Aphelocheiridae | 720 | 2 | 1 | 1 |
| Micronecta | 719 | 5 | 1 | |
| Gerris | 735 | 1 | ||
| Dryops | 613 | 2 | ||
| Pomatinus | 611 | 6 | 2 | |
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 1 | 3 | 3 |
| Esolus | 619 | 16 | 33 | 10 |
| Limnius | 623 | 12 | 9 | 3 |
| Oulimnius | 622 | 5 | ||
| Potamophilus | 615 | 2 | ||
| Stenelmis | 617 | 1 | 3 | 2 |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 35 | 29 | 15 |
| Limoniidae | 757 | 1 | 1 | |
| Simuliidae | 801 | 17 | 3 | 1 |
| Tipulidae | 753 | 1 | 1 | 2 |
| Onychogomphus | 682 | 4 | 1 | 1 |
| Calopteryx | 650 | 9 | 2 | |
| Echinogammarus | 888 | 30 | 2 | 9 |
| Corbicula | 1051 | 2 | 2 | 4 |
| Pisidium | 1043 | 1 | ||
| Physa (sensu lato) | 997 | 2 | ||
| Planorbidae | 1009 | 5 | 1 | |
| Ancylus | 1028 | 3 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 1 | ||
| Dugesiidae | 1055 | 2 | 1 | 3 |
| Hydracarina | 906 | 10 | 9 | 5 |