Listes faunistiques invertébrés
Le Ruisseau de Lansonne à Saverdun 05170100
- Télécharger la fiche IRSTEA xls / 57 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 25/06/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 34 |
| Taxon indicateur | Beraeidae |
| I2M2 | 0.4162 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 65.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 10.0 | dominant |
| Algues | ||
| Dalles, argiles | 16.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes | 329 | 11 | ||
| Hydropsyche | 212 | 2 | 20 | |
| Hydroptila | 200 | 1 | ||
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 1 | 3 | |
| Tinodes | 245 | 3 | 3 | 1 |
| Baetidae | 363 | 2 | ||
| Baetis lato sensu | 9794 | 9 | 3 | 82 |
| Procloeon | 390 | 3 | ||
| Ephemerella ignita | 451 | 128 | 8 | 46 |
| Heptageniidae | 399 | 1 | 6 | |
| Ecdyonurus | 421 | 7 | 7 | 28 |
| Electrogena | 3181 | 1 | ||
| Habrophlebia | 491 | 12 | 2 | |
| Gerris | 735 | 2 | ||
| Nepidae | 725 | 5 | ||
| Dryops | 613 | 1 | ||
| Oulimnius | 622 | 14 | 3 | |
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 3 | ||
| Ceratopogonidae | 819 | 1 | 2 | |
| Chironomidae | 807 | 240 | 80 | 44 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 2 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 2 | 36 | |
| Boyeria | 670 | 2 | 2 | |
| Somatochlora | 693 | 1 | ||
| Sialis | 704 | 2 | 1 | |
| Copepoda | 3206 | 2 | ||
| Gammaridae | 887 | 3 | ||
| Gammarus | 892 | 72 | 1 | 34 |
| Asellidae | 880 | 2 | ||
| Hydracarina | 906 | 5 | 3 | 1 |
| Sphaeriidae | 1042 | 7 | 1 | 1 |
| Radix | 1004 | 1 | 1 | |
| Physa (sensu lato) | 997 | 1 | ||
| Ancylus | 1028 | 3 | 6 | 6 |
| Potamopyrgus | 978 | 46 | 176 | 28 |
| Glossiphoniidae | 908 | 24 | 2 | 4 |
| Oligochaeta | 933 | 192 | 48 | 14 |
| Nematoda | 1089 | 2 | 2 | |
| Hydrozoa | 3168 | 4 |