Listes faunistiques invertébrés
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| Date prélèvement | 24/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| I2M2 | 0.1781 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 50.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 24.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 5.0 | dominant |
| Algues | ||
| Dalles, argiles | 17.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Moyenne | A |
| P3 | Helophytes | Nulle | A |
| P4 | Branchage, racines | Moyenne | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | 1 | |
| Hydroptila | 200 | 5 | 13 | 5 |
| Mystacides | 312 | 1 | 6 | 3 |
| Cyrnus | 224 | 1 | 11 | |
| Lype | 241 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | 1 | 3 |
| Baetis | 364 | 21 | 28 | 20 |
| Caenis | 457 | 5 | 1 | |
| Gerris | 735 | 8 | ||
| Elmis | 618 | 4 | 2 | 9 |
| Esolus | 619 | 2 | 3 | |
| Limnius | 623 | 1 | ||
| Riolus | 625 | 27 | 11 | 28 |
| Stenelmis | 617 | 16 | 5 | 9 |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 238 | 98 | |
| Limoniidae | 757 | 1 | 1 | 2 |
| Scatophagidae | 32576 | 1 | ||
| Simuliidae | 801 | 47 | 17 | 72 |
| Calopteryx | 650 | 24 | ||
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | ||
| Gammaridae | 887 | 1303 | ||
| Gammarus | 892 | 4113 | 851 | 1296 |
| Asellidae | 880 | 34 | 3 | 48 |
| Atyaephyra | 861 | 9 | ||
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 1 | ||
| Bithynia | 994 | 57 | 60 | 12 |
| Potamopyrgus | 978 | 62 | 78 | 80 |
| Planorbidae | 1009 | 2 | ||
| Valvata | 972 | 2 | ||
| Erpobdellidae | 928 | 2 | 3 | |
| Glossiphoniidae | 908 | 2 | 1 | |
| Dugesiidae | 1055 | 97 | 10 | 14 |
| Oligochaeta | 933 | 1 | 27 | 31 |
| Hydracarina | 906 | 1 | 1 |