Listes faunistiques invertébrés
Le Riou Mort à Decazeville 05093750
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 04/09/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 23 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.3329 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 10.0 | dominant |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 57.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 20.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Nulle | A |
| P3 | Sables | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Litieres | Nulle | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Nulle | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 2 | 1 | 5 |
| Leuctra | 69 | 1 | 1 | |
| Hydropsyche | 212 | 4 | 7 | |
| Hydroptila | 200 | 4 | ||
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 2 | ||
| Rhyacophila lato-sensu | 183 | 2 | ||
| Baetis | 364 | 21 | ||
| Caenis | 457 | 7 | 5 | 6 |
| Ephemera | 502 | 1 | ||
| Gerris | 735 | 1 | 1 | |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 1 | 2 | |
| Athericidae | 838 | 4 | 1 | 1 |
| Ceratopogonidae | 819 | 1 | 7 | |
| Chironomidae | 807 | 43 | 107 | 175 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 2 | 19 |
| Calopteryx | 650 | 1 | 6 | 2 |
| Gomphus | 679 | 1 | 1 | |
| Onychogomphus | 682 | 1 | ||
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Asellidae | 880 | 103 | 68 | 41 |
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 2 | 2 | |
| Ancylus | 1028 | 2 | 1 | 1 |
| Potamopyrgus | 978 | 1 | ||
| Erpobdellidae | 928 | 1 | 3 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 32 | 88 | 37 |
| Dugesiidae | 1055 | 3 | 2 | |
| Nematoda | 1089 | 3 | ||
| Cnidaria | 1075 | 1 | ||
| Bryozoa | 1087 | 1 |