Listes faunistiques invertébrés
L'Allier à Villeneuve-sur-Allier 04044000
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 10/09/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 33 |
| I2M2 | Non calculé |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 72.0 | dominant |
| Blocs | ||
| Granulats | 20.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Helophytes | Nulle | A |
| P4 | Sables | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Granulats | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Acentrella | 5151 | 1 | ||
| Ancylus | 1028 | 1 | ||
| Aphelocheirus | 721 | 1 | 1 | |
| Asellidae | 880 | 22 | ||
| Athericidae | 838 | 2 | ||
| Athripsodes | 311 | 1 | 1 | |
| Baetis lato sensu | 9794 | 86 | 35 | 17 |
| Brachycentrus | 265 | 6 | ||
| Caenis | 457 | 9 | 345 | 164 |
| Calopteryx | 650 | 25 | ||
| Ceraclea | 313 | 1 | ||
| Ceratopogonidae | 819 | 1 | 3 | 14 |
| Cercobrachys | 32244 | 6 | ||
| Chironomidae | 807 | 1410 | 816 | 1257 |
| Chloroperlidae | 169 | 2 | ||
| Copepoda | 3206 | 1 | ||
| Corbicula | 1051 | 656 | 161 | 186 |
| Dolichopodidae | 836 | 1 | ||
| Dryops | 613 | 3 | ||
| Dugesia | 1056 | 339 | 19 | 29 |
| Empididae | 831 | 2 | 3 | |
| Esolus | 619 | 3 | 150 | 312 |
| Gammarus | 892 | 835 | ||
| Goera | 287 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Hydrophilinae | 2517 | 6 | 22 | |
| Hydroporinae | 2393 | 1 | ||
| Hydropsyche | 212 | 8 | 44 | 40 |
| Hydroptila | 200 | 31 | 43 | 84 |
| Limnius | 623 | 32 | 33 | |
| Limoniidae | 757 | 1 | 18 | 20 |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Micronecta | 719 | 164 | 54 | 120 |
| Oecetis | 317 | 1 | 3 | 8 |
| Oligochaeta | 933 | 42 | 81 | 78 |
| Onychogomphus | 682 | 1 | 1 | 3 |
| Ostracoda | 3170 | 1 | 1 | |
| Oulimnius | 622 | 1 | ||
| Physella | 19280 | 4 | ||
| Planorbidae | 1009 | 68 | 2 | |
| Platycnemis | 657 | 18 | ||
| Potamanthus | 509 | 2 | 3 | |
| Potamophilus | 615 | 1 | ||
| Procloeon | 390 | 1 | 1 | |
| Psychodidae | 783 | 2 | ||
| Psychomyia | 239 | 6 | 6 | |
| Simuliidae | 801 | 9 |