Listes faunistiques invertébrés
Le Riou Mort à Decazeville 05093750
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 23/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 28 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 5.0 | dominant |
| Branchage, racines | 9.0 | dominant |
| Pierres, galets | 47.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 30.0 | dominant |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Nulle | A |
| P2 | Granulats | Nulle | A |
| P3 | Dalles, argiles | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Litieres | Nulle | B |
| P6 | Branchage, racines | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 8 | 3 | |
| Hydropsyche | 212 | 21 | 1 | 4 |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 3 | 5 | 3 |
| Oecetis | 317 | 1 | 5 | |
| Cyrnus | 224 | 3 | 4 | |
| Polycentropus | 231 | 1 | 1 | |
| Polycentropodidae | 223 | 2 | ||
| Rhyacophila lato-sensu | 183 | 1 | 3 | |
| Baetis | 364 | 3 | 4 | |
| Cloeon | 387 | 1 | ||
| Ephemerella | 450 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Elmis | 618 | 1 | ||
| Limnius | 623 | 1 | 1 | 1 |
| Oulimnius | 622 | 6 | 7 | 3 |
| Athericidae | 838 | 4 | 32 | |
| Chironomidae | 807 | 31 | 133 | 18 |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 6 | ||
| Psychodidae | 783 | 4 | ||
| Simuliidae | 801 | 13 | 4 | |
| Stratiomyidae | 824 | 1 | ||
| Tabanidae | 837 | 2 | 4 | |
| Tipulidae | 753 | 2 | ||
| Calopteryx | 650 | 1 | ||
| Gomphus | 679 | 1 | 3 | |
| Onychogomphus | 682 | 2 | 1 | |
| Chalcolestes | 2611 | 1 | ||
| Platycnemis | 657 | 5 | 3 | |
| Asellidae | 880 | 25 | 55 | 3 |
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Pisidium | 1043 | 2 | ||
| Potamopyrgus | 978 | 5 | 5 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 3 | 12 | 8 |
| Nemathelmintha | 3111 | 1 | 1 | |
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 | 1 |