Listes faunistiques invertébrés
Rivals (ruisseau De) à Montreal 06177755
- Télécharger la fiche IRSTEA xls / 643 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 29/06/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 6.0 |
| GFI | 2 |
| Variété taxonomique | 15 |
| Taxon indicateur | Baetidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 72.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 23.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Lente | A |
| P2 | Dalles, argiles | Nulle | B |
| P3 | Sables | Lente | B |
| P4 | Branchage, racines | Lente | A |
| P5 | Sables | Lente | B |
| P6 | Dalles, argiles | Nulle | C |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | C |
| P9 | Branchage, racines | Nulle | A |
| P10 | Granulats | Lente | A |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Baetis | 364 | 7 | 6 | |
| Leptophlebiidae | 473 | 3 | ||
| Colymbetinae | 2395 | 1 | ||
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 79 | 35 | 133 |
| Simuliidae | 801 | 2 | 1 | 1 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Hydrometra | 740 | 1 | ||
| Sympetrum | 699 | 2 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Potamopyrgus | 978 | 288 | 12 | 23 |
| Physidae | 995 | 1 | ||
| Physella | 19280 | 5 | 2 | |
| Sphaeriidae | 1042 | 3 | 2 | 3 |
| Pisidium | 1043 | 3 | 5 | |
| Oligochaeta | 933 | 48 | 30 | 97 |
| Bryozoa | 1087 | 3 | ||
| Hydrozoa | 3168 | 3 | ||
| Nemathelmintha | 3111 | 3 | 3 | 3 |