Listes faunistiques invertébrés
BIEF D'ANCONNANS A SAMOGNAT 06580171
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 17/04/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 27 |
| I2M2 | 0.3866 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 83.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Sables | Nulle | B |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Rapide | B |
| P5 | Branchage, racines | Lente | A |
| P6 | Pierres, galets | Rapide | C |
| P7 | Blocs | Lente | A |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Bryophytes | Moyenne | A |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 6 | 1 |
| Hydroptila | 200 | 1 | ||
| Drusinae | 3120 | 4 | 7 | |
| Limnephilinae | 3163 | 37 | 1 | 1 |
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 2 | 10 |
| Sericostoma | 322 | 12 | ||
| Baetis | 364 | 43 | 56 | 68 |
| Ephemerella ignita | 451 | 2 | ||
| Ephemera | 502 | 2 | ||
| Rhithrogena | 404 | 6 | 28 | 29 |
| Elmis | 618 | 55 | 27 | 60 |
| Esolus | 619 | 2 | 2 | |
| Limnius | 623 | 14 | 21 | 64 |
| Riolus | 625 | 5 | 1 | 17 |
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 8 | 1 | 2 |
| Chironomidae | 807 | 353 | 50 | 129 |
| Limoniidae | 757 | 1 | 3 | 2 |
| Simuliidae | 801 | 1 | 1 | 1 |
| Tipulidae | 753 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Asellidae | 880 | 1 | 1 | 1 |
| Gammarus | 892 | 495 | 75 | 81 |
| Ancylus | 1028 | 2 | 3 | 4 |
| Potamopyrgus | 978 | 1 | 1 | 1 |
| Radix | 1004 | 2 | 1 | |
| Pisidium | 1043 | 2 | 1 | 8 |
| Planariidae | 1061 | 2 | ||
| Erpobdellidae | 928 | 2 | 13 | |
| Glossiphoniidae | 908 | 3 | 1 | 8 |
| Oligochaeta | 933 | 17 | 38 | 43 |