Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 20/08/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 38 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.6854 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 7.0 | dominant |
| Pierres, galets | 28.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 27.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 29.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Lente | C |
| P2 | Branchage, racines | Nulle | B |
| P3 | Granulats | Nulle | B |
| P4 | Sables | Nulle | B |
| P5 | Dalles, argiles | Nulle | C |
| P6 | Litieres | Nulle | A |
| P7 | Pierres, galets | Nulle | B |
| P8 | Dalles, argiles | Nulle | C |
| P9 | Litieres | Nulle | A |
| P10 | Granulats | Lente | C |
| P11 | Algues | Nulle | A |
| P12 | Algues | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes | 329 | 1 | ||
| Goera | 287 | 3 | ||
| Hydropsyche | 212 | 3 | 12 | |
| Hydroptila | 200 | 11 | ||
| Leptocerus | 319 | 1 | ||
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Baetis | 364 | 5 | 4 | 13 |
| Centroptilum | 383 | 8 | 1 | 1 |
| Cloeon dipterum | 388 | 1 | ||
| Procloeon | 390 | 12 | 4 | |
| Caenis | 457 | 1 | 1 | |
| Ephemerella ignita | 451 | 53 | 2 | 5 |
| Ephemera | 502 | 3 | 3 | 1 |
| Ecdyonurus | 421 | 3 | 9 | |
| Paraleptophlebia | 481 | 4 | 17 | |
| Dryops | 613 | 1 | ||
| Pomatinus | 611 | 10 | ||
| Elmis | 618 | 8 | 13 | 1 |
| Esolus | 619 | 3 | 1 | 10 |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 80 | 147 | 91 |
| Hydraena | 608 | 7 | 18 | |
| Atherix | 839 | 1 | 2 | 2 |
| Atrichops | 840 | 24 | 4 | |
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 72 | 43 | 5 |
| Dixa | 794 | 2 | 10 | |
| Dicranota | 765 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Tabanidae | 837 | 1 | 1 | 1 |
| Gerris | 735 | 1 | ||
| Velia | 745 | 1 | ||
| Boyeria | 670 | 1 | 1 | |
| Calopteryx | 650 | 6 | 2 | 2 |
| Somatochlora | 693 | 1 | ||
| Copepoda | 3206 | 3 | 3 | 3 |
| Asellidae | 880 | 2 | ||
| Gammarus | 892 | 16 | 50 | 3 |
| Niphargus | 902 | 1 | ||
| Ancylus | 1028 | 2 | 4 | |
| Potamopyrgus | 978 | 1 | ||
| Armiger | 1016 | 1 | ||
| Hippeutis | 1020 | 1 | ||
| Pisidium | 1043 | 1 | 1 | |
| Unio | 1041 | 2 | ||
| Erpobdellidae | 928 | 1 | ||
| Glossiphonia | 909 | 3 | 1 | |
| Oligochaeta | 933 | 38 | 55 | |
| Bryozoa | 1087 | 3 | ||
| Hydrozoa | 3168 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |