Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 29/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 23 |
| I2M2 | 0.4854 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 43.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 35.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Nulle | B |
| P2 | Pierres, galets | Nulle | B |
| P3 | Pierres, galets | Nulle | C |
| P4 | Litieres | Nulle | A |
| P5 | Dalles, argiles | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Granulats | Nulle | C |
| P8 | Branchage, racines | Nulle | A |
| P9 | Pierres, galets | Nulle | C |
| P10 | Blocs | Nulle | A |
| P11 | Branchage, racines | Nulle | A |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Radix | 1004 | 2 | ||
| Dixidae | 793 | 1 | ||
| Chironomidae | 807 | 129 | 13 | 135 |
| Atrichops | 840 | 23 | 12 | 7 |
| Gammaridae | 887 | 5 | 1 | |
| Gammarus | 892 | 13 | 1 | 1 |
| Glossiphoniidae | 908 | 2 | ||
| Oligochaeta | 933 | 5 | 1 | 30 |
| Potamopyrgus | 978 | 20 | 5 | 19 |
| Physidae | 995 | 25 | 1 | |
| Sialis | 704 | 8 | ||
| Ancylus | 1028 | 5 | ||
| Pisidium | 1043 | 1 | 2 | |
| Bryozoa | 1087 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | 1 | 1 |
| Physella | 19280 | 1 | 1 | |
| Procloeon pennulatum | 29153 | 1 | 1 | |
| Ephemera | 502 | 6 | 3 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 18 | 5 | |
| Leptocerus | 319 | 1 | ||
| Baetidae | 363 | 1 | ||
| Centroptilum | 383 | 5 | 1 | 2 |
| Cloeon dipterum | 388 | 27 | 1 | |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 1 | ||
| Hydroptila | 200 | 1 | ||
| Haliplus | 518 | 1 | ||
| Oulimnius | 622 | 10 | 7 | 11 |
| Limnius | 623 | 1 | 1 | |
| Calopteryx | 650 | 10 | ||
| Platycnemis | 657 | 11 | ||
| Boyeria | 670 | 2 | ||
| Gomphus | 679 | 2 | 3 | |
| Somatochlora | 693 | 4 |