Listes faunistiques invertébrés
Alzon à St-maximin 06129950
- Télécharger la fiche IRSTEA xls / 121 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 17/06/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 4 |
| Variété taxonomique | 25 |
| I2M2 | 0.1414 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 57.0 | dominant |
| Algues | 4.0 | marginal |
| Dalles, argiles | 13.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goeridae | 286 | 1 | 1 | |
| Goera | 287 | 1 | ||
| Hydroptila | 200 | 2 | 2 | |
| Mystacides | 312 | 6 | 1 | |
| Polycentropodidae | 223 | 9 | 1 | |
| Baetis | 364 | 1 | 1 | |
| Centroptilum | 383 | 4 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 18 | 14 | 12 |
| Ephemera | 502 | 2 | 1 | |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 7 | 2 | |
| Veliidae | 743 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | 26 | |
| Normandia | 624 | 7 | ||
| Riolus | 625 | 1 | ||
| Stenelmis | 617 | 2 | 9 | 4 |
| Gyrinus | 514 | 1 | ||
| Athericidae | 838 | 4 | ||
| Ceratopogonidae | 819 | 11 | 13 | |
| Chironomidae | 807 | 314 | 41 | 103 |
| Tabanidae | 837 | 1 | ||
| Onychogomphus | 682 | 2 | 1 | |
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 2 | ||
| Gammaridae | 887 | 1003 | 203 | |
| Gammarus | 892 | 917 | 105 | 327 |
| Asellidae | 880 | 3 | 2 | |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 1 | 17 | |
| Sphaerium | 1044 | 228 | 1 | |
| Acroloxus | 1033 | 1 | ||
| Potamopyrgus | 978 | 13 | 133 | 118 |
| Glossiphoniidae | 908 | 1 | ||
| Dugesiidae | 1055 | 1 | 1 | |
| Planariidae | 1061 | 1 | 1 | |
| Oligochaeta | 933 | 3 | 26 | 170 |
| Hydracarina | 906 | 1 | 1 |