Listes faunistiques invertébrés
Le Riou Mort à Decazeville 05093750
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 09/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 83.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | 3 | 9 |
| Hydropsyche | 212 | 4 | ||
| Hydroptila | 200 | 9 | 5 | |
| Mystacides | 312 | 15 | 5 | 13 |
| Oecetis | 317 | 2 | ||
| Cyrnus | 224 | 2 | 6 | 7 |
| Polycentropus | 231 | 2 | 1 | 1 |
| Polycentropodidae | 223 | 2 | 1 | 1 |
| Tinodes | 245 | 3 | ||
| Baetis lato sensu | 9794 | 11 | 32 | |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 2 | 3 | |
| Ephemerellidae | 449 | 1 | ||
| Laccophilus | 553 | 1 | ||
| Dupophilus | 620 | 1 | 1 | |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | 2 | |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 1 | 1 | 4 |
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 4 | 3 | |
| Chironomidae | 807 | 1477 | 191 | 245 |
| Empididae | 831 | 1 | 2 | 3 |
| Limoniidae | 757 | 1 | 7 | |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 1 | 1 | 80 |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 3 | 1 | 6 |
| Platycnemis | 657 | 6 | ||
| Sialis | 704 | 1 | 1 | |
| Cladocera | 3127 | 3 | ||
| Asellidae | 880 | 467 | 3 | 3 |
| Pisidium | 1043 | 3 | 3 | |
| Sphaeriidae | 1042 | 1 | 2 | |
| Ancylus | 1028 | 10 | 19 | 100 |
| Potamopyrgus | 978 | 22 | 5 | 10 |
| Physidae | 995 | 1 | 1 | |
| Planorbidae | 1009 | 1 | 3 | 1 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 142 | 208 | 204 |
| Dugesia | 1056 | 41 | ||
| Mermithoïdea | 3159 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 | 3 | |
| Bryozoa | 1087 | 3 | 3 |