Listes faunistiques invertébrés
Le Riou Mort à Decazeville 05093750
- Télécharger la fiche IRSTEA xls / 111 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 29/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 4 |
| Variété taxonomique | 26 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 8.0 | dominant |
| Pierres, galets | 71.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Lente | A |
| P2 | Sables | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Litieres | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Lente | B |
| P7 | Branchage, racines | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 2 | |
| Hydroptila | 200 | 1 | ||
| Mystacides | 312 | 3 | ||
| Cyrnus | 224 | 3 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Lype | 241 | 1 | ||
| Baetis lato sensu | 9794 | 1 | ||
| Caenis | 457 | 1 | 9 | 3 |
| Oulimnius | 622 | 1 | 4 | 1 |
| Stenelmis | 617 | 1 | 1 | |
| Athericidae | 838 | 1 | 6 | 2 |
| Chironomidae | 807 | 34 | 40 | 14 |
| Pediciini | 20537 | 1 | ||
| Simuliidae | 801 | 1 | 8 | |
| Tipulidae | 753 | 11 | 2 | |
| Onychogomphus | 682 | 1 | ||
| Calopteryx | 650 | 1 | 2 | |
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | 1 |
| Asellidae | 880 | 4 | ||
| Pisidium | 1043 | 1 | 2 | |
| Sphaeriidae | 1042 | 1 | ||
| Potamopyrgus | 978 | 265 | 98 | 260 |
| Galba | 1001 | 2 | ||
| Physa (sensu lato) | 997 | 1 | 5 | 1 |
| Physella | 19280 | 2 | 2 | |
| Planorbidae | 1009 | 6 | 58 | 16 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 22 | 216 | 15 |
| Dugesia | 1056 | 1 | ||
| Mermithoïdea | 3159 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | |
| Hydra | 1077 | 1 | 1 | |
| Bryozoa | 1087 | 1 |