Listes faunistiques invertébrés
L'Oeil à Villefranche-d'Allier 04061400
- Télécharger la fiche IRSTEA xls / 95 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 12/06/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 39 |
| I2M2 | 0.2597 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 15.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 3.0 | marginal |
| Sables | 53.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Moyenne | A |
| P5 | Sables | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Granulats | Moyenne | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Brachycentrus | 265 | 4 | ||
| Hydropsyche | 212 | 10 | ||
| Hydroptila | 200 | 4 | ||
| Hydroptilidae | 193 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Baetis lato sensu | 9794 | 68 | 5 | 3 |
| Caenis | 457 | 9 | 15 | 7 |
| Ephemerella ignita | 451 | 5 | ||
| Ecdyonurus | 421 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Micronecta | 719 | 31 | 62 | |
| Dytiscidae | 527 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 8 | 1 | |
| Oulimnius | 622 | 172 | 14 | 1 |
| Hydraena | 608 | 2 | ||
| Hydrophilinae | 2517 | 1 | ||
| Anthomyidae | 847 | 3 | ||
| Ceratopogonidae | 819 | 4 | 2 | |
| Chironomidae | 807 | 1416 | 416 | 1344 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 2 | 104 | |
| Psychodidae | 783 | 16 | 3 | 1 |
| Simuliidae | 801 | 1296 | 3 | |
| Tabanidae | 837 | 2 | ||
| Tipulidae | 753 | 1 | ||
| Gomphus | 679 | 1 | 3 | |
| Onychogomphus | 682 | 2 | ||
| Sialis | 704 | 1 | 7 | |
| Crangonyx | 5116 | 5 | ||
| Cladocera | 3127 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Asellidae | 880 | 24 | 1 | |
| Pisidium | 1043 | 4 | 7 | |
| Sphaeriidae | 1042 | 1 | ||
| Ancylus | 1028 | 4 | ||
| Ferrissia | 1030 | 1 | ||
| Potamopyrgus | 978 | 3192 | 744 | 74 |
| Physidae | 995 | 13 | ||
| Oligochaeta | 933 | 5 | 268 | 1312 |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Prostoma | 3110 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Hydrozoa | 3168 | 1 | ||
| Porifera | 1090 | 1 |