Listes faunistiques invertébrés
La Sausse à Toulouse 05157100
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 16/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 23 |
| I2M2 | 0.0656 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 3.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 47.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 26.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Granulats | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 6 | 4 |
| Hydroptilidae | 193 | 4 | ||
| Hydroptila | 200 | 5 | ||
| Cyrnus | 224 | 1 | ||
| Baetidae | 363 | 4 | ||
| Baetis lato sensu | 9794 | 1 | 29 | 3 |
| Caenis | 457 | 1 | ||
| Micronectinae | 20396 | 1 | 4 | |
| Haliplus | 518 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 46 | 20 | 36 |
| Simuliidae | 801 | 1 | 1 | |
| Calopteryx | 650 | 2 | 1 | 1 |
| Echinogammarus | 888 | 896 | 149 | 99 |
| Gammarus | 892 | 104 | ||
| Asellidae | 880 | 360 | 5 | 30 |
| Sphaeriidae | 1042 | 4 | 6 | |
| Pisidium | 1043 | 4 | 1 | 5 |
| Sphaerium | 1044 | 13 | 6 | 2 |
| Potamopyrgus | 978 | 441 | 94 | 146 |
| Planorbidae | 1009 | 3 | ||
| Ancylus | 1028 | 5 | ||
| Ferrissia | 1030 | 6 | ||
| Glossiphoniidae | 908 | 3 | ||
| Oligochaeta | 933 | 67 | 27 | 33 |
| Dugesiidae | 1055 | 45 | 12 | 1 |
| Hydracarina | 906 | 5 | 1 | |
| Bryozoa | 1087 | 1 | 1 |