Listes faunistiques invertébrés
Ognon à Olonzac 3 06181150
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 11/07/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.1836 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 28.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 49.0 | dominant |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Algues | Nulle | B |
| P3 | Granulats | Nulle | A |
| P4 | Pierres, galets | Lente | C |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Algues | Lente | C |
| P7 | Blocs | Nulle | B |
| P8 | Helophytes | Nulle | A |
| P9 | Dalles, argiles | Lente | B |
| P10 | Algues | Moyenne | C |
| P11 | Algues | Nulle | C |
| P12 | Granulats | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 40 | ||
| Hydroptila | 200 | 1 | 72 | 2 |
| Polycentropus | 231 | 1 | 1 | |
| Baetis | 364 | 1 | 29 | |
| Cloeon | 387 | 27 | 115 | 492 |
| Caenis | 457 | 877 | 896 | 793 |
| Colymbetinae | 2395 | 1 | 1 | 3 |
| Hydroporinae | 2393 | 1 | ||
| Oulimnius | 622 | 16 | 37 | 18 |
| Stenelmis | 617 | 4 | ||
| Haliplus | 518 | 2 | ||
| Hydrocyphon | 637 | 4 | ||
| Chironomidae | 807 | 23 | 413 | 436 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 1 | 10 | |
| Tipulidae | 753 | 8 | ||
| Naucoridae | 722 | 16 | ||
| Plea | 733 | 1 | ||
| Veliidae | 743 | 2 | ||
| Coenagrionidae | 658 | 5 | ||
| Sympetrum | 699 | 1 | 3 | |
| Cladocera | 3127 | 3 | ||
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 13 | 324 | 88 |
| Echinogammarus | 888 | 1 | 13 | 12 |
| Potamopyrgus | 978 | 1 | ||
| Physidae | 995 | 3 | 27 | |
| Physella | 19280 | 4 | 2 | |
| Dugesiidae | 1055 | 11 | 1 | 7 |
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 3 | 1 | |
| Oligochaeta | 933 | 31 | 7 | 18 |
| Hydracarina | 906 | 3 | 3 |