Listes faunistiques invertébrés
Alzon à St-maximin 06129950
- Télécharger la fiche IRSTEA xls / 121 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 06/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 23 |
| I2M2 | 0.1440 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 36.0 | dominant |
| Blocs | ||
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 43.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 16.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Helophytes | Nulle | A |
| P4 | Vases | Lente | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Potamopyrgus | 978 | 438 | 171 | 316 |
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Chironomidae | 807 | 959 | 220 | 134 |
| Ceratopogonidae | 819 | 1 | ||
| Ephydridae | 844 | 1 | ||
| Asellidae | 880 | 17 | 45 | 3 |
| Gammaridae | 887 | 149 | 78 | 76 |
| Gammarus | 892 | 1444 | 217 | 487 |
| Oligochaeta | 933 | 302 | 520 | 101 |
| Micronecta | 719 | 2 | ||
| Planorbidae | 1009 | 1 | 1 | |
| Sphaeriidae | 1042 | 16 | ||
| Pisidium | 1043 | 3 | 30 | 15 |
| Sphaerium | 1044 | 4 | 1 | |
| Dugesiidae | 1055 | 3 | 25 | |
| Cladocera | 3127 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Physella | 19280 | 14 | ||
| Centroptilum | 383 | 6 | ||
| Hydropsyche | 212 | 2 | ||
| Polycentropodidae | 223 | 1 | ||
| Cyrnus | 224 | 3 | 4 | 13 |
| Polycentropus | 231 | 1 | ||
| Lype | 241 | 1 | 6 | |
| Athripsodes | 311 | 3 | ||
| Mystacides | 312 | 2 | 2 | |
| Baetidae | 363 | 2 | ||
| Baetis | 364 | 2 | ||
| Hydroptila | 200 | 8 | 1 | |
| Cloeon | 387 | 4 | ||
| Caenis | 457 | 7 | 9 | 9 |
| Stenelmis | 617 | 1 | ||
| Esolus | 619 | 1 | 1 | |
| Normandia | 624 | 1 | ||
| Odonata | 648 | 2 | ||
| Onychogomphus | 682 | 2 | ||
| Sialis | 704 | 2 |