Listes faunistiques invertébrés
Le Grauzou au niveau de Montlaur 05145215
- Télécharger la fiche IRSTEA xls / 108 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 29/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 28 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.5562 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 28.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 45.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 3 | ||
| Leuctra | 69 | 3 | 1 | 1 |
| Cheumatopsyche | 221 | 11 | ||
| Hydropsyche | 212 | 1 | 4 | |
| Hydropsychidae | 211 | 1 | ||
| Hydroptila | 200 | 2 | ||
| Orthotrichia | 197 | 1 | ||
| Mystacides | 312 | 9 | 1 | |
| Oecetis | 317 | 3 | ||
| Polycentropus | 231 | 3 | ||
| Psychomyia | 239 | 2 | ||
| Baetis | 364 | 2 | 4 | |
| Centroptilum | 383 | 2 | 2 | |
| Caenis | 457 | 29 | 1 | 5 |
| Ephemera | 502 | 40 | 10 | |
| Leptophlebiidae | 473 | 1 | ||
| Micronecta | 719 | 1 | 8 | |
| Gerris | 735 | 1 | ||
| Dryops | 613 | 5 | ||
| Elmis | 618 | 8 | 16 | |
| Esolus | 619 | 96 | 60 | 128 |
| Limnius | 623 | 8 | 4 | |
| Oulimnius | 622 | 384 | 136 | 144 |
| Riolus | 625 | 24 | ||
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 68 | 44 | 9 |
| Chironomidae | 807 | 432 | 44 | 328 |
| Hemerodromiinae | 3202 | 9 | 2 | 3 |
| Limoniini | 20393 | 1 | ||
| Pediciini | 20537 | 1 | ||
| Psychodidae | 783 | 1 | 1 | |
| Tabanidae | 837 | 1 | 4 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 18 | ||
| Gomphus | 679 | 12 | 53 | 38 |
| Onychogomphus | 682 | 3 | 8 | 32 |
| Platycnemis | 657 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Pacifastacus | 872 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 12 | 296 | 304 |
| Hydrobiidae | 973 | 3 | ||
| Oligochaeta | 933 | 6 | 23 | 4 |
| Prostoma | 3110 | 2 | ||
| Hydracarina | 906 | 2 | 11 | 20 |