Listes faunistiques invertébrés
Fossella à St-nazaire 06169100
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 03/06/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 21 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.2622 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 22.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 26.0 | dominant |
| Helophytes | 20.0 | dominant |
| Vases | 2.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 25.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | C |
| P2 | Helophytes | Nulle | B |
| P3 | Vases | Nulle | A |
| P4 | Algues | Nulle | B |
| P5 | Helophytes | Lente | C |
| P6 | Algues | Moyenne | C |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | A |
| P9 | Dalles, argiles | Nulle | A |
| P10 | Granulats | Nulle | C |
| P11 | Blocs | Nulle | A |
| P12 | Pierres, galets | Lente | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 2 | ||
| Hydropsyche | 212 | 5 | ||
| Hydroptila | 200 | 35 | 15 | |
| Baetis | 364 | 3 | ||
| Cloeon | 387 | 2 | ||
| Caenis | 457 | 37 | 70 | 41 |
| Enochrus | 583 | 2 | ||
| Hydrophilinae | 2517 | 2 | 2 | |
| Limnophora | 848 | 1 | 1 | |
| Chironomidae | 807 | 1597 | 717 | 1125 |
| Ephydridae | 844 | 9 | ||
| Limoniidae | 757 | 1 | 1 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 32 | |
| Tipulidae | 753 | 2 | 3 | 3 |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 1 | ||
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | |
| Procambarus | 2027 | 1 | ||
| Asellidae | 880 | 1 | 2 | 10 |
| Ferrissia | 1030 | 1 | ||
| Physa (sensu lato) | 997 | 80 | 182 | 155 |
| Physella | 19280 | 34 | 53 | 53 |
| Tricladida | 1054 | 4 | 7 | |
| Dugesiidae | 1055 | 4 | 1 | |
| Erpobdellidae | 928 | 1 | 7 | |
| Glossiphonia | 909 | 1 | ||
| Helobdella | 912 | 1 | 4 | 15 |
| Oligochaeta | 933 | 1170 | 754 | 644 |
| Nematoda | 1089 | 3 | 3 |