Listes faunistiques invertébrés
Le Dourdou en aval de Saint Izaire 05144500
- Télécharger la fiche IRSTEA xls / 45 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 05/08/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 34 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8191 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 55.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Rapide | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | ||
| Leuctra | 69 | 1 | 2 | 3 |
| Oligoplectrum | 263 | 1 | 13 | 1 |
| Cheumatopsyche | 221 | 683 | 352 | 164 |
| Hydropsyche | 212 | 226 | 114 | 24 |
| Hydroptila | 200 | 251 | 20 | 82 |
| Orthotrichia | 197 | 8 | 2 | |
| Ceraclea | 313 | 1 | ||
| Homilia | 20556 | 1 | 3 | 1 |
| Mystacides | 312 | 5 | ||
| Setodes | 318 | 1 | ||
| Chimarra | 207 | 2 | ||
| Philopotamus | 209 | 1 | ||
| Polycentropus | 231 | 3 | 4 | 7 |
| Psychomyia | 239 | 166 | 298 | 252 |
| Rhyacophila lato-sensu | 183 | 1 | 2 | |
| Baetis | 364 | 282 | 185 | 133 |
| Caenis | 457 | 5 | 1 | 2 |
| Ephemerella ignita | 451 | 2 | ||
| Ecdyonurus | 421 | 9 | 62 | |
| Heptagenia | 443 | 4 | 6 | |
| Heptageniidae | 399 | 22 | 24 | |
| Isonychia | 397 | 1 | ||
| Choroterpes | 474 | 1 | 3 | 1 |
| Leptophlebiidae | 473 | 3 | 3 | |
| Ephoron | 496 | 7 | 2 | |
| Micronecta | 719 | 4 | 1 | |
| Dryops | 613 | 5 | ||
| Pomatinus | 611 | 2 | ||
| Elmis | 618 | 16 | 14 | |
| Esolus | 619 | 176 | 72 | 62 |
| Limnius | 623 | 2 | ||
| Normandia | 624 | 146 | 2 | |
| Oulimnius | 622 | 208 | 4 | |
| Riolus | 625 | 16 | ||
| Stenelmis | 617 | 8 | ||
| Orectochilus | 515 | 1 | ||
| Atherix | 839 | 2 | 4 | |
| Atrichops | 840 | 1 | ||
| Chironomidae | 807 | 481 | 8 | 56 |
| Dixa | 794 | 3 | ||
| Hemerodromiinae | 3202 | 13 | 84 | |
| Limoniini | 20393 | 12 | 7 | 44 |
| Simuliidae | 801 | 3 | 1 | |
| Calopteryx | 650 | 161 | ||
| Onychogomphus | 682 | 4 | ||
| Platycnemis | 657 | 14 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Atyaephyra | 861 | 2 | ||
| Corbicula | 1051 | 4 | ||
| Oligochaeta | 933 | 43 | ||
| Dugesia | 1056 | 4 | 1 | 11 |
| Mermithoïdea | 3159 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 |