Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 2197 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 18/07/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 24 |
| Taxon indicateur | Ephemeridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | ||
| Granulats | 22.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 58.0 | dominant |
| Algues | ||
| Dalles, argiles | 11.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Granulats | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | ||
| Polycentropodidae | 223 | 1 | ||
| Lype | 241 | 1 | ||
| Baetis lato sensu | 9794 | 5 | 5 | 2 |
| Ephemera | 502 | 3 | 3 | 5 |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 1 | ||
| Gerris | 735 | 3 | 1 | |
| Esolus | 619 | 1 | ||
| Helodes | 636 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 1 | 2 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 38 | 12 | 23 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 3 | |
| Simuliidae | 801 | 3 | ||
| Cordulegaster | 687 | 2 | ||
| Gomphidae | 678 | 1 | ||
| Libellulidae | 696 | 1 | ||
| Sialis | 704 | 1 | 2 | |
| Gammarus | 892 | 575 | 64 | 62 |
| Sphaeriidae | 1042 | 10 | 6 | 14 |
| Pisidium | 1043 | 1 | 1 | 13 |
| Potamopyrgus | 978 | 10 | 3 | 31 |
| Planorbidae | 1009 | 1 | ||
| Glossiphoniidae | 908 | 1 | 1 | |
| Oligochaeta | 933 | 7 | 9 | 14 |
| Hydracarina | 906 | 3 | 1 | |
| Hydrozoa | 3168 | 1 | 1 |