Listes faunistiques invertébrés
Le Riou Mort à Decazeville 05093750
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 18/08/2011 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 5 |
| Variété taxonomique | 19 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 5.0 | dominant |
| Pierres, galets | 81.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 5.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Blocs | Nulle | A |
| P3 | Sables | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Granulats | Nulle | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | ||
| Hydropsychidae | 211 | 5 | ||
| Hydropsyche | 212 | 1 | ||
| Hydroptilidae | 193 | 6 | 10 | |
| Hydroptila | 200 | 2 | 17 | 37 |
| Mystacides | 312 | 8 | ||
| Polycentropodidae | 223 | 1 | ||
| Tinodes | 245 | 2 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 25 | ||
| Caenidae | 456 | 4 | 1 | |
| Caenis | 457 | 2 | 5 | 4 |
| Dupophilus | 620 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 1 | 2 | 3 |
| Athericidae | 838 | 4 | 8 | 6 |
| Chironomidae | 807 | 256 | 336 | 656 |
| Empididae | 831 | 1 | 4 | |
| Coenagrionidae | 658 | 12 | ||
| Gomphidae | 678 | 1 | ||
| Gomphus | 679 | 2 | 3 | 1 |
| Onychogomphus | 682 | 1 | 3 | 1 |
| Platycnemis | 657 | 15 | ||
| Sialis | 704 | 3 | 3 | |
| Copepoda | 3206 | 3 | 2 | 4 |
| Ostracoda | 3170 | 1 | 4 | 2 |
| Asellidae | 880 | 152 | 1664 | 528 |
| Hydracarina | 906 | 3 | 4 | |
| Pisidium | 1043 | 5 | 9 | 2 |
| Ancylus | 1028 | 2 | 7 | 9 |
| Potamopyrgus | 978 | 1 | 8 | 7 |
| Erpobdellidae | 928 | 21 | 9 | |
| Glossiphoniidae | 908 | 12 | 42 | 12 |
| Oligochaeta | 933 | 20 | 304 | 304 |
| Turbellaria | 3326 | 2 | ||
| Nematoda | 1089 | 2 |