Listes faunistiques invertébrés
Vistre De La Fontaine à Nimes 06193250
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 13/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 23 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.0848 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 53.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 9.0 | dominant |
| Dalles, argiles | 26.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | C |
| P2 | Litieres | Nulle | A |
| P3 | Hydrophytes | Nulle | A |
| P4 | Dalles, argiles | Nulle | B |
| P5 | Granulats | Lente | B |
| P6 | Pierres, galets | Lente | C |
| P7 | Algues | Nulle | B |
| P8 | Dalles, argiles | Nulle | C |
| P9 | Branchage, racines | Nulle | A |
| P10 | Blocs | Moyenne | A |
| P11 | Pierres, galets | Nulle | B |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 1 | |
| Hydroptila | 200 | 11 | 3 | |
| Mystacides | 312 | 3 | ||
| Tinodes | 245 | 3 | 1 | 12 |
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 1 | ||
| Caenis | 457 | 15 | 13 | 15 |
| Esolus | 619 | 1 | 1 | |
| Oulimnius | 622 | 1 | ||
| Haliplus | 518 | 1 | ||
| Chironomidae | 807 | 79 | 60 | 471 |
| Empididae | 831 | 1 | ||
| Micronecta | 719 | 1 | 3 | |
| Calopteryx | 650 | 1 | ||
| Coenagrionidae | 658 | 1 | ||
| Zygoptera | 9785 | 1 | ||
| Cladocera | 3127 | 3 | ||
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 18 | 6 | 6 |
| Gammarus | 892 | 1029 | 501 | 1323 |
| Ancylus | 1028 | 11 | 2 | 6 |
| Potamopyrgus | 978 | 225 | 491 | 272 |
| Physella | 19280 | 1 | 1 | |
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 1 | 1 | 4 |
| Dendrocoelidae | 1071 | 1 | ||
| Dugesiidae | 1055 | 79 | 9 | 30 |
| Erpobdellidae | 928 | 10 | 1 | 10 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 13 | 29 | 17 |
| Hydrozoa | 3168 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 |