Listes faunistiques invertébrés
Le Cher à Vallon-en-Sully 04060500
- Télécharger la fiche IRSTEA xls / 31 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 23/09/2009 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 24 |
| I2M2 | 0.3110 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 16.0 | dominant |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | 2.0 | marginal |
| Sables | 80.0 | dominant |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Vases | Nulle | B1 |
| P2 | Vases | Nulle | B1 |
| P3 | Granulats | Nulle | B1 |
| P4 | Sables | Nulle | B2 |
| P5 | Sables | Lente | B2 |
| P6 | Sables | Lente | B3 |
| P7 | Hydrophytes | Nulle | B3 |
| P8 | Sables | Lente | B2 |
| P9 | Hydrophytes | Lente | B2 |
| P10 | Branchage, racines | Nulle | B1 |
| P11 | Sables | Nulle | B3 |
| P12 | Sables | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Orthotrichia | 197 | 24 | ||
| Athripsodes | 311 | 10 | 2 | |
| Mystacides | 312 | 4 | 2 | |
| Oecetis | 317 | 1 | ||
| Procloeon | 390 | 15 | ||
| Caenis | 457 | 10 | 2 | |
| Potamanthus | 509 | 1 | 3 | |
| Micronecta | 719 | 4 | ||
| Esolus | 619 | 9 | 12 | |
| Oulimnius | 622 | 1 | 3 | 1 |
| Ceratopogonidae | 819 | 10 | 2 | |
| Chironomidae | 807 | 77 | 32 | 21 |
| Culicidae | 796 | 7 | ||
| Calopteryx | 650 | 11 | ||
| Coenagrionidae | 658 | 1 | 8 | 4 |
| Sisyra | 856 | 1 | ||
| Gammarus | 892 | 62 | 5 | 55 |
| Asellidae | 880 | 19 | ||
| Pisidium | 1043 | 4 | 9 | 8 |
| Sphaerium | 1044 | 2 | 1 | |
| Unio | 1041 | 1 | ||
| Bithynia | 994 | 5 | ||
| Bythinella | 992 | 1 | ||
| Potamopyrgus | 978 | 4 | 5 | 5 |
| Physa (sensu lato) | 997 | 4 | 2 | 19 |
| Planorbidae | 1009 | 4 | ||
| Valvata | 972 | 6 | ||
| Glossiphoniidae | 908 | 1 | 2 | |
| Dugesiidae | 1055 | 120 | 80 | 14 |
| Oligochaeta | 933 | 140 | 40 | 30 |
| Hydracarina | 906 | 1 | 1 | 1 |