Listes faunistiques invertébrés
La Loire à Villerest 04013000
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 13/08/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 27 |
| I2M2 | 0.0952 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 50.0 | dominant |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 21.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 12.0 | dominant |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Pierres, galets | Nulle | C |
| P3 | Hydrophytes | Lente | B |
| P4 | Helophytes | Nulle | A |
| P5 | Algues | Lente | B |
| P6 | Granulats | Nulle | A |
| P7 | Hydrophytes | Moyenne | C |
| P8 | Pierres, galets | Lente | B |
| P9 | Blocs | Lente | A |
| P10 | Dalles, argiles | Lente | B |
| P11 | Hydrophytes | Nulle | C |
| P12 | Hydrophytes | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 6 | 13 | 30 |
| Leptoceridae | 310 | 1 | ||
| Athripsodes | 311 | 16 | 3 | 1 |
| Mystacides | 312 | 2 | 1 | |
| Neureclipsis | 236 | 4 | ||
| Baetis | 364 | 1 | 1 | |
| Cloeon | 387 | 2 | 5 | |
| Caenis | 457 | 7 | 1 | 1 |
| Esolus | 619 | 4 | ||
| Hydrophilinae | 2517 | 7 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 372 | 1423 | 702 |
| Simulium | 806 | 1 | 9 | 90 |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 1 | ||
| Calopteryx | 650 | 3 | ||
| Zygoptera | 9785 | 1 | ||
| Sialis | 704 | 1 | ||
| Cladocera | 3127 | 3 | 3 | |
| Ostracoda | 3170 | 3 | ||
| Copepoda | 3206 | 3 | 3 | 3 |
| Asellidae | 880 | 290 | 132 | 320 |
| Crangonyx | 5116 | 33 | 56 | |
| Gammaridae | 887 | 21 | 13 | |
| Gammarus | 892 | 3 | ||
| Bithynia | 994 | 28 | 8 | 64 |
| Potamopyrgus | 978 | 1 | ||
| Gyraulus | 1015 | 5 | ||
| Hippeutis | 1020 | 7 | 3 | |
| Valvata | 972 | 3 | 1 | 19 |
| Sphaeriidae | 1042 | 16 | 15 | 4 |
| Pisidium | 1043 | 8 | 2 | 2 |
| Sphaerium | 1044 | 55 | 11 | 9 |
| Turbellaria | 3326 | 5 | 3 | 8 |
| Dendrocoelum | 1072 | 6 | 2 | |
| Dugesia | 1056 | 50 | 21 | 34 |
| Erpobdellidae | 928 | 4 | 5 | 2 |
| Helobdella | 912 | 2 | 6 | 28 |
| Theromizon | 3144 | 1 | ||
| Oligochaeta | 933 | 44 | 13 | 13 |
| Mermithoïdea | 3159 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |