Listes faunistiques invertébrés
La Sausse à Toulouse 05157100
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 13/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 24 |
| I2M2 | 0.0968 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 20.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 33.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 41.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Granulats | Lente | B |
| P6 | Sables | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Sables | Moyenne | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 11 | 11 | 24 |
| Hydroptila | 200 | 1 | ||
| Cyrnus | 224 | 6 | 26 | 3 |
| Baetis lato sensu | 9794 | 2 | 12 | |
| Caenis | 457 | 7 | 4 | 1 |
| Micronectinae | 20396 | 8 | ||
| Gerridae | 734 | 1 | ||
| Hydrometra | 740 | 1 | ||
| Esolus | 619 | 2 | ||
| Limnius | 623 | 2 | ||
| Chironomidae | 807 | 61 | 56 | 23 |
| Pediciidae | 50011 | 1 | ||
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 46 | 3 | |
| Copepoda | 3206 | 1 | 1 | |
| Crangonyx | 5116 | 1 | ||
| Echinogammarus | 888 | 442 | 925 | 80 |
| Gammarus | 892 | 5 | ||
| Asellidae | 880 | 100 | 3 | 2 |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Sphaerium | 1044 | 1 | ||
| Potamopyrgus | 978 | 290 | 224 | 76 |
| Physella | 19280 | 1 | ||
| Planorbidae | 1009 | 2 | ||
| Ancylus | 1028 | 8 | ||
| Ferrissia | 1030 | 2 | 2 | |
| Oligochaeta | 933 | 143 | 39 | 45 |
| Dugesiidae | 1055 | 17 | ||
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Bryozoa | 1087 | 1 | 1 |