Listes faunistiques invertébrés
Le Cher à Vallon-en-Sully 04060500
- Télécharger la fiche IRSTEA xls / 85 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 29/08/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| I2M2 | 0.4335 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 16.0 | dominant |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 48.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Nulle | C |
| P2 | Granulats | Nulle | B |
| P3 | Sables | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Nulle | C |
| P6 | Helophytes | Nulle | A |
| P7 | Sables | Lente | A |
| P8 | Pierres, galets | Lente | C |
| P9 | Hydrophytes | Lente | B |
| P10 | Granulats | Moyenne | C |
| P11 | Pierres, galets | Moyenne | B |
| P12 | Granulats | Lente | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 1 | 16 | 4 |
| Hydropsyche | 212 | 23 | 9 | |
| Athripsodes | 311 | 4 | 1 | |
| Mystacides | 312 | 2 | 2 | |
| Psychomyia | 239 | 3 | 5 | |
| Baetis | 364 | 177 | 34 | |
| Procloeon | 390 | 13 | 67 | 16 |
| Caenis | 457 | 1 | 3 | 4 |
| Ephemerella | 450 | 7 | ||
| Heptagenia | 443 | 2 | 2 | |
| Potamanthus | 509 | 1 | 13 | 7 |
| Micronecta | 719 | 11 | 48 | |
| Gerris | 735 | 6 | ||
| Esolus | 619 | 5 | 86 | 19 |
| Limnius | 623 | 1 | 54 | 17 |
| Normandia | 624 | 1 | ||
| Oulimnius | 622 | 8 | 32 | 9 |
| Stenelmis | 617 | 1 | 5 | |
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 120 | 49 | 76 |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 10 | 3 | |
| Coenagrionidae | 658 | 15 | ||
| Sisyra | 856 | 5 | 1 | |
| Gammarus | 892 | 154 | 39 | 15 |
| Asellidae | 880 | 122 | 1 | |
| Pisidium | 1043 | 1 | 2 | 4 |
| Sphaerium | 1044 | 88 | 4 | |
| Bithynia | 994 | 40 | 1 | |
| Potamopyrgus | 978 | 9 | 20 | 24 |
| Physa (sensu lato) | 997 | 2 | 1 | |
| Planorbidae | 1009 | 2 | ||
| Glossiphoniidae | 908 | 1 | 4 | |
| Dendrocoelidae | 1071 | 1 | ||
| Dugesia | 1056 | 13 | 52 | 25 |
| Oligochaeta | 933 | 29 | 60 | 80 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Spongillidae | 3106 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 |