Listes faunistiques invertébrés
Le Roudon à Saligny-sur-Roudon 04022050
- Télécharger la fiche IRSTEA xls / 57 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 06/09/2007 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| I2M2 | 0.3292 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 40.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 56.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Lente | B1 |
| P2 | Dalles, argiles | Lente | B1 |
| P3 | Granulats | Lente | B2 |
| P4 | Branchage, racines | Lente | B1 |
| P5 | Sables | Lente | B2 |
| P6 | Granulats | Nulle | B2 |
| P7 | Sables | Nulle | B2 |
| P8 | Sables | Lente | B3 |
| P9 | Granulats | Lente | B3 |
| P10 | Granulats | Nulle | B3 |
| P11 | #N/A | #N/A | |
| P12 | Branchage, racines | Nulle | B1 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Nemoura | 26 | 3 | ||
| Beraeodes | 329 | 5 | ||
| Brachycentrus | 265 | 2 | ||
| Hydropsyche | 212 | 4 | 1 | 2 |
| Cyrnus | 224 | 2 | ||
| Polycentropus | 231 | 1 | ||
| Baetis | 364 | 22 | 30 | 28 |
| Caenis | 457 | 1 | ||
| Ephemera | 502 | 5 | 4 | |
| Paraleptophlebia | 481 | 4 | ||
| Micronecta | 719 | 5 | 2 | |
| Gerridae | 734 | 1 | 1 | |
| Colymbetinae | 2395 | 4 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 2 | ||
| Orectochilus | 515 | 1 | 1 | |
| Hydraena | 608 | 1 | 1 | |
| Athericidae | 838 | 3 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 48 | 18 | 15 |
| Limoniidae | 757 | 4 | 5 | |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 5 | ||
| Sialis | 704 | 2 | ||
| Gammarus | 892 | 127 | 17 | 30 |
| Asellidae | 880 | 1 | ||
| Ancylus | 1028 | 4 | ||
| Bithynia | 994 | 91 | 1 | |
| Potamopyrgus | 978 | 164 | 8 | |
| Erpobdellidae | 928 | 1 | 1 | |
| Glossiphoniidae | 908 | 1 | 1 | |
| Oligochaeta | 933 | 37 | 13 | 19 |
| Hydracarina | 906 | 1 | 1 | 1 |