Listes faunistiques invertébrés
Le Girou en amont de Verfeil 05158150
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 31/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 27 |
| I2M2 | 0.2661 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 14.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 31.0 | dominant |
| Algues | 4.0 | marginal |
| Dalles, argiles | 42.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligochaeta | 933 | 1 | 194 | 69 |
| Limoniidae | 757 | 3 | 17 | 3 |
| Dixidae | 793 | 2 | ||
| Simuliidae | 801 | 2 | ||
| Chironomidae | 807 | 32 | 71 | 76 |
| Empididae | 831 | 1 | ||
| Athericidae | 838 | 1 | ||
| Gammaridae | 887 | 279 | 39 | 166 |
| Echinogammarus | 888 | 27 | 81 | 40 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Tipulidae | 753 | 1 | ||
| Potamopyrgus antipodarum | 979 | 21 | 48 | 6 |
| Pisidium | 1043 | 1 | ||
| Corbicula | 1051 | 1 | 6 | 14 |
| Dugesiidae | 1055 | 1 | ||
| Procambarus clarkii | 2028 | 1 | ||
| Nemathelmintha | 3111 | 1 | ||
| Zygoptera | 9785 | 2 | 1 | 1 |
| Baetis lato sensu | 9794 | 2 | 9 | 3 |
| Ephemerella ignita | 451 | 3 | 2 | |
| Hydroptilidae | 193 | 3 | ||
| Ithytrichia | 198 | 1 | ||
| Hydroptila | 200 | 15 | 27 | 67 |
| Hydropsyche | 212 | 81 | 5 | 81 |
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 1 | ||
| Mystacides | 312 | 1 | ||
| Baetidae | 363 | 1 | ||
| Procloeon | 390 | 11 | ||
| Leuctra | 69 | 1 | ||
| Caenis | 457 | 7 | 13 | 4 |
| Dryops | 613 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 1 | 1 | |
| Calopteryx | 650 | 1 | 1 | |
| Gomphidae | 678 | 1 | ||
| Micronecta | 719 | 74 | ||
| Gerridae | 734 | 6 |