Listes faunistiques invertébrés
L'Osse à Montesquiou 05106330
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 08/09/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 21 |
| I2M2 | 0.3122 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 30.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 54.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Granulats | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Granulats | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ithytrichia | 198 | 4 | ||
| Polycentropus | 231 | 3 | ||
| Centroptilum | 383 | 13 | 2 | 4 |
| Caenis | 457 | 1 | 1 | |
| Ephemera | 502 | 2 | 2 | |
| Paraleptophlebia | 481 | 69 | ||
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 3 | ||
| Hydraena | 608 | 2 | ||
| Athericidae | 838 | 7 | 36 | 15 |
| Chironomidae | 807 | 16 | 9 | 2 |
| Boyeria | 670 | 1 | ||
| Gomphus | 679 | 1 | ||
| Calopteryx | 650 | 21 | ||
| Platycnemis | 657 | 1 | ||
| Gammarus | 892 | 185 | 2 | |
| Niphargus | 902 | 1 | ||
| Orconectes | 870 | 2 | 1 | |
| Corbicula | 1051 | 5 | 11 | |
| Pisidium | 1043 | 2 | 1 | |
| Planorbidae | 1009 | 3 | ||
| Oligochaeta | 933 | 16 | 13 | |
| Hydracarina | 906 | 2 |