Listes faunistiques invertébrés
Vistre De La Fontaine à Nimes 06193250
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 13/07/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 9.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 8.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 14.0 | dominant |
| Algues | 35.0 | dominant |
| Dalles, argiles | 27.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | B |
| P2 | Hydrophytes | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Algues | Nulle | B |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Branchage, racines | Nulle | A |
| P7 | Algues | Lente | C |
| P8 | Dalles, argiles | Lente | C |
| P9 | Algues | Nulle | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Blocs | Lente | A |
| P12 | Granulats | Lente | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 5 | 3 | 6 |
| Hydroptila | 200 | 84 | 33 | 31 |
| Tinodes | 245 | 1 | 1 | |
| Baetis | 364 | 28 | 13 | 8 |
| Cloeon | 387 | 1 | ||
| Caenis | 457 | 6 | 9 | 3 |
| Oulimnius | 622 | 1 | ||
| Haliplus | 518 | 2 | 2 | |
| Anthomyidae | 847 | 1 | ||
| Chironomidae | 807 | 224 | 15 | 74 |
| Simuliidae | 801 | 2 | ||
| Corixinae | 5196 | 1 | ||
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 21 | 6 | 12 |
| Gammaridae | 887 | 184 | 122 | 129 |
| Gammarus | 892 | 1603 | 582 | 123 |
| Ancylus | 1028 | 2 | 2 | |
| Potamopyrgus | 978 | 2 | 7 | 18 |
| Radix | 1004 | 1 | 1 | 3 |
| Stagnicola | 5124 | 1 | ||
| Physella | 19280 | 2 | ||
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 2 | 1 | 4 |
| Dendrocoelidae | 1071 | 1 | ||
| Dugesiidae | 1055 | 170 | 22 | 24 |
| Erpobdellidae | 928 | 19 | 5 | |
| Glossiphoniidae | 908 | 7 | 1 | 3 |
| Piscicolidae | 918 | 3 | ||
| Oligochaeta | 933 | 9 | 27 | 24 |
| Bryozoa | 1087 | 3 | ||
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |