Listes faunistiques invertébrés
Fresquel à Souilhe 06178050
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 31/07/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.3048 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 7.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 46.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 43.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Moyenne | B |
| P2 | Branchage, racines | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Sables | Lente | B |
| P5 | Dalles, argiles | Moyenne | C |
| P6 | Branchage, racines | Lente | A |
| P7 | Dalles, argiles | Lente | B |
| P8 | Branchage, racines | Nulle | A |
| P9 | Sables | Moyenne | C |
| P10 | Sables | Moyenne | B |
| P11 | Sables | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 1 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 4 | 1 | |
| Hydroptila | 200 | 1 | 1 | |
| Ithytrichia | 198 | 9 | 1 | |
| Mystacides | 312 | 5 | 2 | 2 |
| Oecetis | 317 | 6 | 2 | |
| Polycentropus | 231 | 3 | ||
| Baetis | 364 | 2 | ||
| Cloeon | 387 | 2 | ||
| Caenis | 457 | 10 | 4 | |
| Ephemerella ignita | 451 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Dryops | 613 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 5 | ||
| Oulimnius | 622 | 72 | 11 | |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 25 | 1 | 16 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 32 | 12 | 20 |
| Simuliidae | 801 | 2 | ||
| Nepa | 726 | 1 | ||
| Boyeria | 670 | 2 | ||
| Sympetrum | 699 | 1 | ||
| Ostracoda | 3170 | 3 | ||
| Gammaridae | 887 | 4 | ||
| Echinogammarus | 888 | 56 | 9 | |
| Gammarus | 892 | 30 | ||
| Potamopyrgus | 978 | 411 | 12 | 48 |
| Physidae | 995 | 1 | ||
| Planorbidae | 1009 | 1 | ||
| Corbicula | 1051 | 1 | ||
| Sphaeriidae | 1042 | 8 | 3 | |
| Pisidium | 1043 | 1 | 1 | 1 |
| Planariidae | 1061 | 27 | 12 | |
| Glossiphoniidae | 908 | 2 | ||
| Oligochaeta | 933 | 27 | 3 | |
| Bryozoa | 1087 | 3 | ||
| Nematoda | 1089 | 3 | 3 | |
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |