Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 13/07/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Taxon indicateur | Goeridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 87.0 | dominant |
| Algues | 2.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | A |
| P2 | Granulats | Moyenne | A |
| P3 | Sables | Nulle | B |
| P4 | Branchage, racines | Nulle | A |
| P5 | Sables | Nulle | B |
| P6 | Litieres | Nulle | A |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goera | 287 | 4 | 2 | |
| Hydropsyche | 212 | 2 | ||
| Leptocerus | 319 | 2 | ||
| Mystacides | 312 | 5 | ||
| Polycentropus | 231 | 1 | ||
| Sericostomatidae | 321 | 1 | ||
| Centroptilum | 383 | 2 | 3 | |
| Cloeon dipterum | 388 | 3 | ||
| Procloeon | 390 | 2 | ||
| Caenis | 457 | 5 | ||
| Ephemerella ignita | 451 | 9 | 1 | 2 |
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 9 | ||
| Leptophlebiidae | 473 | 1 | ||
| Dryops | 613 | 1 | ||
| Platambus | 556 | 1 | ||
| Elmis | 618 | 8 | 1 | |
| Esolus | 619 | 8 | ||
| Limnius | 623 | 14 | 1 | |
| Oulimnius | 622 | 97 | 2 | 39 |
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 26 | ||
| Atrichops | 840 | 1 | 1 | 6 |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 65 | 128 | 133 |
| Dicranota | 765 | 4 | ||
| Tabanidae | 837 | 11 | ||
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 2 | 1 | 1 |
| Somatochlora | 693 | 1 | ||
| Sympetrum | 699 | 1 | ||
| Platycnemis | 657 | 15 | 1 | |
| Gammarus | 892 | 345 | 5 | 1 |
| Ancylus | 1028 | 54 | 3 | |
| Potamopyrgus | 978 | 8 | 1 | |
| Radix | 1004 | 3 | ||
| Physella | 19280 | 1 | ||
| Armiger | 1016 | 1 | ||
| Menetus | 1025 | 20 | ||
| Sphaeriidae | 1042 | 5 | 1 | |
| Pisidium | 1043 | 2 | ||
| Glossiphonia | 909 | 6 | 1 | |
| Oligochaeta | 933 | 34 | 61 | 157 |
| Bryozoa | 1087 | 3 | 3 | |
| Hydrozoa | 3168 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 |