Listes faunistiques invertébrés
Sou à St-martin-de-villereglan 06176680
- Télécharger la fiche IRSTEA xls / 122 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 18/06/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 30 |
| I2M2 | 0.3601 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 66.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 17.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 12.0 | dominant |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Moyenne | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 1 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 13 | 6 | 4 |
| Hydroptilidae | 193 | 6 | 2 | 2 |
| Hydroptila | 200 | 21 | 4 | 2 |
| Limnephilinae | 3163 | 2 | ||
| Polycentropus | 231 | 2 | ||
| Tinodes | 245 | 1 | ||
| Baetis lato sensu | 9794 | 285 | 67 | 117 |
| Caenis | 457 | 132 | 9 | 12 |
| Ephemerella | 450 | 235 | 33 | 25 |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 12 | 1 | 2 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 1333 | 263 | 236 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 1 | 5 | 5 |
| Simuliidae | 801 | 206 | 30 | 120 |
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 1 | 1 | |
| Onychogomphus | 682 | 4 | 4 | 2 |
| Calopteryx | 650 | 2 | ||
| Platycnemis | 657 | 7 | ||
| Gammaridae | 887 | 1 | ||
| Echinogammarus | 888 | 138 | 3 | 3 |
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 57 | 4 | |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 1 | ||
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 4 | ||
| Dugesiidae | 1055 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Oligochaeta | 933 | 92 | 4 | |
| Hydrozoa | 3168 | 1 | 1 | |
| Bryozoa | 1087 | 1 | 1 |