Listes faunistiques invertébrés
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| Date prélèvement | 26/08/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 22 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.7577 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 50.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligochaeta | 933 | 19 | 19 | 48 |
| Dugesiidae | 1055 | 3 | ||
| Chironomidae | 807 | 21 | 23 | 4 |
| Ancylus | 1028 | 4 | 2 | 40 |
| Theodoxus | 967 | 1 | ||
| Echinogammarus | 888 | 3 | 1 | 1 |
| Erpobdellidae | 928 | 1 | ||
| Simuliidae | 801 | 8 | 2 | 18 |
| Athericidae | 838 | 5 | 4 | |
| Aphelocheirus | 721 | 10 | 11 | 37 |
| Calopteryx | 650 | 2 | ||
| Gomphus | 679 | 3 | 1 | |
| Boyeria irene | 671 | 2 | ||
| Ephemerella | 450 | 7 | 2 | |
| Caenis | 457 | 6 | 3 | |
| Baetis | 364 | 24 | 21 | 84 |
| Heptagenia | 443 | 1 | 3 | 9 |
| Mystacides | 312 | 1 | 1 | |
| Hydropsyche | 212 | 22 | 3 | 15 |
| Cheumatopsyche | 221 | 6 | 1 | |
| Polycentropus | 231 | 2 | 1 | |
| Hydroptila | 200 | 7 | 3 | 3 |
| Oulimnius | 622 | 18 | 2 | |
| Esolus | 619 | 3 | 19 | 40 |
| Limnius | 623 | 1 | 21 | 42 |
| Stenelmis | 617 | 5 | 1 | |
| Potamophilus | 615 | 2 |