Listes faunistiques invertébrés
REYSSOUZE A VIRIAT 1 06046000
- Télécharger la fiche IRSTEA xls / 72 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 17/08/2011 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 21 |
| I2M2 | 0.1698 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 20.0 | dominant |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 69.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | ||
| Vases | 3.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Lente | A |
| P2 | Granulats | Lente | A |
| P3 | Vases | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Hydrophytes | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 1 | |
| Hydroptila | 200 | 5 | 13 | |
| Athripsodes | 311 | 3 | ||
| Mystacides | 312 | 2 | 2 | |
| Baetidae | 363 | 2 | 1 | |
| Baetis | 364 | 32 | 288 | |
| Centroptilum | 383 | 1 | ||
| Caenis | 457 | 9 | 144 | 112 |
| Serratella | 5152 | 1 | 1 | |
| Micronecta | 719 | 11 | 15 | 128 |
| Oulimnius | 622 | 8 | 12 | |
| Haliplidae | 517 | 1 | ||
| Haliplus | 518 | 3 | 4 | |
| Chironomidae | 807 | 159 | 1344 | 452 |
| Simuliidae | 801 | 1 | ||
| Tabanidae | 837 | 2 | ||
| Calopteryx | 650 | 1 | 1 | |
| Asellidae | 880 | 1 | 2 | 2 |
| Gammarus | 892 | 1 | 5 | |
| Cladocera | 3127 | 3 | ||
| Hydracarina | 906 | 3 | 3 | |
| Corbicula | 1051 | 1 | 2 | |
| Sphaerium | 1044 | 3 | ||
| Ancylus | 1028 | 2 | ||
| Acroloxus | 1033 | 1 | ||
| Potamopyrgus | 978 | 128 | 47 | 176 |
| Radix | 1004 | 1 | ||
| Erpobdellidae | 928 | 32 | 15 | 10 |
| Glossiphoniidae | 908 | 1 | 11 | 9 |
| Oligochaeta | 933 | 362 | 144 | 64 |