Listes faunistiques invertébrés
Le Luzeray à Bessay-sur-Allier 04043300
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 01/08/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 23 |
| I2M2 | 0.4623 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 88.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Moyenne | B |
| P2 | Sables | Lente | B |
| P3 | Branchage, racines | Nulle | A |
| P4 | Sables | Nulle | B |
| P5 | Litieres | Nulle | A |
| P6 | Sables | Nulle | B |
| P7 | Sables | Lente | C |
| P8 | Sables | Nulle | C |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Dalles, argiles | Nulle | A |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ithytrichia | 198 | 9 | ||
| Athripsodes | 311 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 1 | ||
| Polycentropodidae | 223 | 13 | ||
| Polycentropus | 231 | 3 | ||
| Lype | 241 | 4 | ||
| Baetis | 364 | 3 | ||
| Brachycercus | 468 | 1 | 2 | |
| Ephemerella ignita | 451 | 1 | ||
| Ephemera | 502 | 7 | 35 | 14 |
| Heptagenia | 443 | 2 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | ||
| Macronychus | 626 | 1 | ||
| Oulimnius | 622 | 3 | ||
| Chironomidae | 807 | 75 | 56 | 54 |
| Hemerodromiinae | 3202 | 1 | ||
| Limoniidae | 757 | 5 | 3 | |
| Dicranota | 765 | 2 | 1 | |
| Tabanidae | 837 | 3 | 9 | 2 |
| Micronecta | 719 | 2 | 3 | |
| Gerris | 735 | 1 | ||
| Calopteryx | 650 | 5 | ||
| Gammaridae | 887 | 36 | 15 | |
| Gammarus | 892 | 86 | 3 | 1 |
| Potamopyrgus | 978 | 1 | ||
| Glossiphonia | 909 | 1 | ||
| Oligochaeta | 933 | 5 | 57 | 36 |
| Mermithoïdea | 3159 | 3 |