Listes faunistiques invertébrés
Le Gensat à Saint-Beauzire 04034400
- Télécharger la fiche IRSTEA xls / 103 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 21/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 28 |
| I2M2 | 0.1365 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 10.0 | dominant |
| Pierres, galets | 3.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 67.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 15.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Pierres, galets | Moyenne | A |
| P4 | Helophytes | Nulle | A |
| P5 | Granulats | Lente | B |
| P6 | Branchage, racines | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Granulats | Moyenne | B |
| P9 | Granulats | Nulle | C |
| P10 | Granulats | Lente | C |
| P11 | Granulats | Moyenne | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Dugesia | 1056 | 1 | 3 | |
| Piscicola | 919 | 1 | ||
| Erpobdellidae | 928 | 11 | 2 | 2 |
| Oligochaeta | 933 | 336 | 20 | 242 |
| Potamopyrgus | 978 | 802 | 1440 | 2704 |
| Planorbidae | 1009 | 2 | ||
| Acroloxus | 1033 | 2 | ||
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 20 | 5 | 5 |
| Sphaerium | 1044 | 1 | ||
| Glossiphoniidae | 908 | 60 | 11 | 8 |
| Polycelis | 1064 | 77 | 4 | 1 |
| Dendrocoelum album | 1073 | 4 | 5 | |
| Hydra | 1077 | 1 | 1 | |
| Bryozoa | 1087 | 1 | ||
| Mermithoïdea | 3159 | 1 | 1 | |
| Ostracoda | 3170 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Baetis lato sensu | 9794 | 34 | 28 | 56 |
| Micronecta | 719 | 1 | ||
| Hydropsyche | 212 | 7 | 13 | |
| Leptoceridae | 310 | 1 | ||
| Mystacides | 312 | 2 | 3 | |
| Ephemerella ignita | 451 | 2 | 1 | |
| Haliplus | 518 | 1 | ||
| Elmis | 618 | 1 | ||
| Limnius | 623 | 1 | 2 | |
| Calopteryx | 650 | 23 | 6 | |
| Platycnemis | 657 | 1 | ||
| Hydroptila | 200 | 5 | 6 | 1 |
| Limoniidae | 757 | 1 | ||
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Chironomidae | 807 | 400 | 928 | 500 |
| Athericidae | 838 | 1 | ||
| Asellidae | 880 | 336 | 240 | |
| Gammarus | 892 | 8 | ||
| Hydracarina | 906 | 1 |