Listes faunistiques invertébrés
La Malgoutte à Orleat 04429007
- Télécharger la fiche IRSTEA xls / 25 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 27/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 26 |
| I2M2 | 0.2642 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | ||
| Granulats | 35.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 60.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Pierres, galets | Moyenne | A |
| P4 | Helophytes | Lente | A |
| P5 | Granulats | Moyenne | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Granulats | Nulle | C |
| P10 | Sables | Moyenne | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Potamopyrgus | 978 | 132 | 181 | 513 |
| Chironomidae | 807 | 165 | 72 | 104 |
| Ceratopogonidae | 819 | 1 | ||
| Tabanidae | 837 | 3 | 4 | 3 |
| Asellidae | 880 | 4 | 1 | |
| Gammaridae | 887 | 4 | ||
| Gammarus | 892 | 35 | 3 | 2 |
| Hydracarina | 906 | 1 | ||
| Oligochaeta | 933 | 228 | 553 | 150 |
| Simuliidae | 801 | 3 | 2 | |
| Ancylus | 1028 | 9 | ||
| Sphaeriidae | 1042 | 76 | 25 | 30 |
| Pisidium | 1043 | 32 | 6 | 16 |
| Nemathelmintha | 3111 | 1 | ||
| Limnephilinae | 3163 | 2 | 1 | |
| Copepoda | 3206 | 1 | ||
| Baetis lato sensu | 9794 | 12 | 2 | |
| Pediciini | 20537 | 4 | 41 | 64 |
| Limnius | 623 | 2 | ||
| Polycentropodidae | 223 | 7 | ||
| Polycentropus | 231 | 7 | ||
| Goeridae | 286 | 1 | 2 | 2 |
| Baetis | 364 | 1 | ||
| Centroptilum | 383 | 5 | ||
| Ephemera | 502 | 4 | 5 | 2 |
| Hydraena | 608 | 14 | ||
| Elmis | 618 | 31 | 1 | |
| Hydropsyche | 212 | 3 | ||
| Helodes | 636 | 1 | ||
| Calopteryx | 650 | 2 | 1 | |
| Gerridae | 734 | 1 | ||
| Limoniidae | 757 | 1 | 6 | 5 |
| Psychodidae | 783 | 3 | 1 | |
| Ptychopteridae | 789 | 8 | 3 | 4 |
| Dixidae | 793 | 3 | 1 | 1 |