Listes faunistiques invertébrés
Le Girou en amont de Verfeil 05158150
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 05/10/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| I2M2 | 0.2861 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 7.0 | dominant |
| Pierres, galets | 11.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 24.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 46.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goera | 287 | 1 | ||
| Hydropsyche | 212 | 97 | 91 | 5 |
| Hydroptilidae | 193 | 1 | ||
| Hydroptila | 200 | 8 | ||
| Ithytrichia | 198 | 1 | 5 | 1 |
| Polycentropus | 231 | 11 | ||
| Baetis lato sensu | 9794 | 133 | 24 | 14 |
| Caenis | 457 | 23 | 77 | 2 |
| Ephemera | 502 | 1 | 1 | |
| Paraleptophlebia | 481 | 1 | ||
| Micronectinae | 20396 | 208 | 33 | |
| Gerridae | 734 | 1 | ||
| Dryops | 613 | 6 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 2 | 2 | |
| Esolus | 619 | 3 | 6 | |
| Oulimnius | 622 | 6 | 4 | 1 |
| Riolus | 625 | 3 | 1 | |
| Hydraena | 608 | 1 | 1 | |
| Athericidae | 838 | 2 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 134 | 76 | 18 |
| Limoniidae | 757 | 13 | 13 | 9 |
| Pediciidae | 50011 | 2 | 5 | |
| Simuliidae | 801 | 84 | 8 | 3 |
| Calopteryx | 650 | 4 | ||
| Echinogammarus | 888 | 664 | 356 | 63 |
| Asellidae | 880 | 2 | 1 | |
| Corbicula | 1051 | 37 | 49 | 3 |
| Pisidium | 1043 | 6 | 2 | 5 |
| Potamopyrgus | 978 | 10 | 5 | 2 |
| Galba | 1001 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 31 | 34 | 14 |
| Dugesiidae | 1055 | 5 | 3 | 4 |
| Prostoma | 3110 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Hydracarina | 906 | 14 | 48 | 7 |