Listes faunistiques invertébrés
Vistre De La Fontaine à Nimes 06193250
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 11/06/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 2 |
| Variété taxonomique | 23 |
| Taxon indicateur | Gammaridae |
| I2M2 | 0.0849 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 23.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 40.0 | dominant |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Algues | Lente | B |
| P2 | Granulats | Lente | B |
| P3 | Dalles, argiles | Lente | C |
| P4 | Sables | Nulle | A |
| P5 | Algues | Moyenne | C |
| P6 | Granulats | Moyenne | C |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Branchage, racines | Nulle | A |
| P9 | Algues | Nulle | B |
| P10 | Algues | Lente | C |
| P11 | Hydrophytes | Moyenne | A |
| P12 | Pierres, galets | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 1 | ||
| Tinodes | 245 | 1 | ||
| Baetis | 364 | 3 | ||
| Haliplus | 518 | 8 | 2 | |
| Limnophora | 848 | 1 | ||
| Chironomidae | 807 | 814 | 1295 | 508 |
| Clinocerinae | 9813 | 2 | ||
| Ephydridae | 844 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simulium | 806 | 113 | 34 | 63 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 3 | 1 | |
| Chalcolestes | 2611 | 2 | ||
| Platycnemis | 657 | 1 | ||
| Cladocera | 3127 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Asellidae | 880 | 274 | 110 | 462 |
| Gammaridae | 887 | 10 | 3 | |
| Gammarus | 892 | 5 | 4 | 1 |
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 21 | 22 | 9 |
| Lymnaeidae | 998 | 1 | 1 | |
| Physa (sensu lato) | 997 | 1 | 2 | |
| Physella | 19280 | 20 | 2 | |
| Sphaeriidae | 1042 | 4 | ||
| Dugesiidae | 1055 | 10 | ||
| Erpobdellidae | 928 | 31 | 40 | 137 |
| Helobdella | 912 | 5 | 42 | 8 |
| Oligochaeta | 933 | 257 | 134 | 143 |
| Bryozoa | 1087 | 3 | 3 | |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |