Listes faunistiques invertébrés
La Cère en aval de Laroquebrou 05063800
- Télécharger la fiche IRSTEA xls / 620 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 20/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 34 |
| I2M2 | 0.4188 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 6.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 52.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Dalles, argiles | Lente | C |
| P3 | Dalles, argiles | Moyenne | B |
| P4 | Hydrophytes | Rapide | B |
| P5 | Blocs | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Branchage, racines | Nulle | A |
| P8 | Granulats | Nulle | A |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Bryophytes | Rapide | A |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | 5 | |
| Leuctra | 69 | 9 | 7 | |
| Protonemura | 46 | 2 | 2 | |
| Micrasema | 268 | 27 | 4 | 2 |
| Goeridae | 286 | 1 | ||
| Goera | 287 | 1 | ||
| Silo | 292 | 1 | ||
| Hydropsychidae | 211 | 9 | 3 | |
| Hydropsyche | 212 | 55 | ||
| Hydroptila | 200 | 12 | 25 | 12 |
| Athripsodes | 311 | 1 | ||
| Halesus | 3186 | 2 | 1 | |
| Limnephilinae | 3163 | 6 | ||
| Polycentropodidae | 223 | 1 | 2 | |
| Polycentropus | 231 | 10 | 2 | |
| Rhyacophila lato-sensu | 183 | 9 | 9 | 11 |
| Baetis | 364 | 230 | 263 | 20 |
| Centroptilum | 383 | 7 | 1 | |
| Procloeon pennulatum | 29153 | 2 | ||
| Caenis | 457 | 11 | 5 | 1 |
| Ephemerella ignita | 451 | 11 | 31 | |
| Ephemera | 502 | 1 | 2 | |
| Ecdyonurus | 421 | 1 | ||
| Hydroporinae | 2393 | 3 | 13 | |
| Nebrioporus | 20731 | 1 | ||
| Elmis | 618 | 26 | 6 | 5 |
| Oulimnius | 622 | 1 | ||
| Haliplus | 518 | 1 | ||
| Chironomidae | 807 | 918 | 340 | 275 |
| Clinocerinae | 9813 | 2 | ||
| Antocha | 759 | 26 | 16 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 3 | 138 | 1 |
| Tipulidae | 753 | 1 | ||
| Gerridae | 734 | 2 | ||
| Hydrometra | 740 | 5 | ||
| Velia | 745 | 2 | ||
| Sialis | 704 | 5 | 1 | |
| Copepoda | 3206 | 3 | ||
| Pacifastacus | 872 | 1 | ||
| Gammarus | 892 | 329 | 4 | 42 |
| Ancylus | 1028 | 11 | 34 | 33 |
| Potamopyrgus | 978 | 89 | 4 | 4 |
| Pisidium | 1043 | 9 | 1 | |
| Oligochaeta | 933 | 7 | 7 | 1 |
| Hydracarina | 906 | 3 | 3 | 3 |