Listes faunistiques invertébrés
La Saudrune à St Lys 05162520
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 07/10/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 26 |
| Taxon indicateur | Sericostomatidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 68.0 | dominant |
| Blocs | 26.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Blocs | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Blocs | 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 |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | 1 | 13 |
| Ithytrichia | 198 | 4 | ||
| Athripsodes | 311 | 8 | 3 | 1 |
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | ||
| Sericostoma | 322 | 6 | 8 | |
| Baetis | 364 | 5 | 15 | 26 |
| Centroptilum | 383 | 4 | 1 | |
| Caenis | 457 | 7 | 2 | |
| Ephemera | 502 | 27 | 6 | 3 |
| Ecdyonurus | 421 | 1 | 2 | 2 |
| Heptageniidae | 399 | 4 | ||
| Pomatinus | 611 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Elmis | 618 | 35 | 34 | 20 |
| Limnius | 623 | 6 | 18 | 9 |
| Oulimnius | 622 | 14 | 1 | |
| Stenelmis | 617 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 32 | 9 | 7 |
| Chironomidae | 807 | 146 | 17 | 8 |
| Dixidae | 793 | 9 | 1 | |
| Limoniidae | 757 | 2 | 8 | 1 |
| Simuliidae | 801 | 1 | ||
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 14 | ||
| Echinogammarus | 888 | 238 | 155 | 197 |
| Gammarus | 892 | 6 | 1 | |
| Copepoda | 3206 | 3 | ||
| Hydracarina | 906 | 1 | ||
| Sphaerium | 1044 | 12 | 6 | |
| Ancylus | 1028 | 1 | 1 | 2 |
| Potamopyrgus | 978 | 1 | ||
| Erpobdellidae | 928 | 1 | 4 | |
| Glossiphoniidae | 908 | 2 | 1 | |
| Oligochaeta | 933 | 289 | 315 | 49 |