Listes faunistiques invertébrés
Le Girou en amont de Verfeil 05158150
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 26/10/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 25 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.2709 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 2.0 | marginal |
| Sables | 64.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Paraleptophlebia | 481 | 1 | ||
| Ephemera | 502 | 5 | ||
| Hydroptila | 200 | 1 | 1 | |
| Athripsodes | 311 | 2 | ||
| Polycentropodidae | 223 | 1 | ||
| Hydropsyche | 212 | 56 | 41 | |
| Baetis | 364 | 61 | 42 | |
| Caenis | 457 | 1 | 2 | |
| Corbicula | 1051 | 1 | 5 | 10 |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 10 | ||
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 1 | ||
| Echinogammarus | 888 | 391 | 107 | |
| Gammaridae | 887 | 1 | ||
| Asellidae | 880 | 7 | 1 | |
| Chironomidae | 807 | 62 | 220 | 51 |
| Oligochaeta | 933 | 65 | 64 | 19 |
| Anthomyidae | 847 | 1 | ||
| Pacifastacus | 872 | 1 | ||
| Athericidae | 838 | 1 | 2 | 1 |
| Calopteryx | 650 | 1 | ||
| Ceratopogonidae | 819 | 2 | 1 | 1 |
| Micronecta | 719 | 5 | ||
| Dixidae | 793 | 28 | ||
| Pomatinus substriatus | 31734 | 1 | ||
| Empididae | 831 | 2 | ||
| Hydracarina | 906 | 1 | 1 | |
| Limoniidae | 757 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Simuliidae | 801 | 38 | 14 |