Listes faunistiques invertébrés
Ognon à Olonzac 3 06181150
- Télécharger la fiche IRSTEA xls / 72 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 15/06/2011 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 9.0 |
| GFI | 3 |
| Variété taxonomique | 22 |
| Taxon indicateur | Hydropsychidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 50.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 3.0 | marginal |
| Vases | 3.0 | marginal |
| Sables | ||
| Algues | 40.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Algues | Lente | B |
| P8 | Algues | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Algues | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 11 | 8 | |
| Hydroptilidae | 193 | 1 | ||
| Tinodes | 245 | 1 | ||
| Baetidae | 363 | 2 | 1 | 1 |
| Baetis | 364 | 4 | 12 | 1 |
| Cloeon | 387 | 8 | 6 | 11 |
| Caenis | 457 | 490 | 220 | 780 |
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 5 | 1 | |
| Oulimnius | 622 | 370 | 490 | 250 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 875 | 1710 | 1290 |
| Culicidae | 796 | 1 | ||
| Simuliidae | 801 | 123 | 160 | 1 |
| Tipulidae | 753 | 1 | ||
| Coenagrionidae | 658 | 1 | ||
| Sympetrum | 699 | 1 | 1 | |
| Asellidae | 880 | 130 | 310 | 56 |
| Gammaridae | 887 | 1 | ||
| Echinogammarus | 888 | 1 | 4 | 2 |
| Cladocera | 3127 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | ||
| Sphaerium | 1044 | 1 | ||
| Ancylus | 1028 | 1 | 1 | |
| Acroloxus | 1033 | 1 | ||
| Potamopyrgus | 978 | 7 | ||
| Physa (sensu lato) | 997 | 2 | 2 | 3 |
| Erpobdellidae | 928 | 1 | 1 | |
| Oligochaeta | 933 | 3 | 2 | 1 |
| Dugesiidae | 1055 | 1 |