Listes faunistiques invertébrés
L'Alliot à Feurs 04011120
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 28/05/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 6 |
| Variété taxonomique | 19 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 51.0 | dominant |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 43.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B |
| P2 | Sables | Nulle | B |
| P3 | Branchage, racines | Lente | B |
| P4 | Litieres | Nulle | A |
| P5 | Sables | Lente | B |
| P6 | Sables | Nulle | C |
| P7 | Branchage, racines | Lente | C |
| P8 | Branchage, racines | Nulle | C |
| P9 | Dalles, argiles | Lente | A |
| P10 | Litieres | Nulle | A |
| P11 | Pierres, galets | Lente | A |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 1 | ||
| Athripsodes | 311 | 5 | 1 | |
| Baetis | 364 | 3 | 1 | |
| Ephemera | 502 | 12 | 12 | 1 |
| Atrichops | 840 | 9 | 11 | 2 |
| Ceratopogonidae | 819 | 3 | 1 | |
| Chironomidae | 807 | 84 | 13 | 41 |
| Dicranota | 765 | 4 | 1 | 1 |
| Tabanidae | 837 | 2 | 1 | 4 |
| Micronecta | 719 | 2 | ||
| Velia | 745 | 1 | ||
| Sialis | 704 | 2 | 1 | 12 |
| Cladocera | 3127 | 3 | ||
| Asellidae | 880 | 12 | 19 | 26 |
| Gammaridae | 887 | 50 | 26 | 23 |
| Gammarus | 892 | 117 | 28 | 65 |
| Potamopyrgus | 978 | 9 | 2 | |
| Polycelis | 1064 | 3 | 8 | 22 |
| Erpobdellidae | 928 | 2 | 3 | |
| Glossiphonia | 909 | 1 | 2 | 3 |
| Oligochaeta | 933 | 12 | 25 | 42 |
| Nematoda | 1089 | 3 |