Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 13/05/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 6 |
| Variété taxonomique | 17 |
| Taxon indicateur | Nemouridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 73.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Sables | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Amphinemura | 21 | 5 | ||
| Hydropsyche | 212 | 2 | ||
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 2 | ||
| Baetis lato sensu | 9794 | 77 | 15 | |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 11 | 24 | 2 |
| Ephemera | 502 | 2 | 2 | 4 |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 2 | 2 | 1 |
| Chironomidae | 807 | 325 | 430 | 235 |
| Limoniidae | 757 | 15 | 20 | 1 |
| Gomphus | 679 | 1 | 1 | |
| Onychogomphus | 682 | 2 | ||
| Echinogammarus | 888 | 604 | 423 | 214 |
| Gammarus | 892 | 151 | 47 | 11 |
| Asellidae | 880 | 7 | 1 | |
| Pisidium | 1043 | 2 | ||
| Potamopyrgus | 978 | 7 | 13 | 1 |
| Oligochaeta | 933 | 11 | 115 | 110 |
| Nematoda | 1089 | 1 |