Listes faunistiques invertébrés
Sou à St-martin-de-villereglan 06176680
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 02/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.4174 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 53.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 35.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Dalles, argiles | Nulle | A |
| P3 | Sables | Nulle | B |
| P4 | Pierres, galets | Rapide | C |
| P5 | Granulats | Nulle | B |
| P6 | Blocs | Moyenne | A |
| P7 | Pierres, galets | Lente | C |
| P8 | Branchage, racines | Moyenne | A |
| P9 | Sables | Nulle | C |
| P10 | Pierres, galets | Moyenne | B |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Nulle | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | 1 | |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 22 | 2 | 9 |
| Hydroptila | 200 | 2 | 1 | |
| Polycentropus | 231 | 1 | ||
| Baetis | 364 | 1 | 4 | |
| Centroptilum | 383 | 2 | ||
| Cloeon | 387 | 1 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 70 | 22 | 9 |
| Ephemerella ignita | 451 | 1 | 1 | |
| Ephemera | 502 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 14 | ||
| Stenelmis | 617 | 2 | 1 | 1 |
| Athericidae | 838 | 2 | 3 | |
| Chironomidae | 807 | 126 | 82 | 26 |
| Simuliidae | 801 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Micronecta | 719 | 1 | 12 | |
| Boyeria | 670 | 39 | ||
| Calopteryx | 650 | 5 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 10 | 2 | |
| Platycnemis | 657 | 25 | ||
| Echinogammarus | 888 | 85 | 5 | 12 |
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 61 | 27 | 1 |
| Sphaeriidae | 1042 | 2 | ||
| Planariidae | 1061 | 1 | ||
| Oligochaeta | 933 | 61 | 26 | 13 |
| Bryozoa | 1087 | 3 | ||
| Nematoda | 1089 | 3 | ||
| Spongillidae | 3106 | 3 |