Listes faunistiques invertébrés
La Sausse à Toulouse 05157100
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 18/06/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.0477 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 2.0 | marginal |
| Granulats | 8.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 52.0 | dominant |
| Algues | 2.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Blocs | Nulle | 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 | Moyenne | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 8 | 4 |
| Hydroptila | 200 | 7 | 2 | |
| Baetis lato sensu | 9794 | 21 | 78 | 264 |
| Gerris | 735 | 1 | ||
| Ceratopogonidae | 819 | 7 | 1 | 1 |
| Chironomidae | 807 | 267 | 143 | 172 |
| Psychodidae | 783 | 4 | ||
| Simuliidae | 801 | 1 | 1 | |
| Tipulidae | 753 | 2 | ||
| Calopteryx | 650 | 2 | ||
| Gammarus | 892 | 56 | 3 | 1 |
| Asellidae | 880 | 4805 | 41 | 92 |
| Procambarus | 2027 | 1 | ||
| Sphaerium | 1044 | 2 | 8 | 2 |
| Pisidium | 1043 | 17 | 13 | 4 |
| Potamopyrgus | 978 | 897 | 507 | 146 |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 38 | 1 | |
| Physella | 19280 | 3 | ||
| Planorbidae | 1009 | 16 | 1 | |
| Ancylus | 1028 | 8 | ||
| Ferrissia | 1030 | 3 | ||
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 5 | ||
| Oligochaeta | 933 | 2668 | 569 | 1664 |
| Dugesiidae | 1055 | 3 | 1 | |
| Hydracarina | 906 | 1 | ||
| Hydrozoa | 3168 | 113 | 2 | |
| Bryozoa | 1087 | 1 | 1 |