Listes faunistiques invertébrés
Le Dourdou en aval de Saint Izaire 05144500
- Télécharger la fiche IRSTEA xls / 48 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 22/06/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 33.0 | dominant |
| Blocs | 12.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 4 | 3 | |
| Leuctra | 69 | 8 | 46 | |
| Oligoplectrum | 263 | 2239 | 32 | 15 |
| Agapetus | 191 | 1 | ||
| Glossosomatidae | 189 | 1 | 1 | 2 |
| Goeridae | 286 | 1 | ||
| Cheumatopsyche | 221 | 16 | 6 | 1 |
| Hydropsyche | 212 | 96 | 34 | 17 |
| Hydroptila | 200 | 5 | 31 | 55 |
| Orthotrichia | 197 | 1 | ||
| Athripsodes | 311 | 7 | 2 | 8 |
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 4 | 1 | |
| Psychomyia | 239 | 11 | 27 | 44 |
| Rhyacophila lato-sensu | 183 | 4 | 6 | 2 |
| Baetis | 364 | 403 | 145 | 256 |
| Centroptilum | 383 | 1 | ||
| Caenis | 457 | 20 | 4 | 5 |
| Ephemerella ignita | 451 | 137 | 25 | 38 |
| Ecdyonurus | 421 | 13 | 30 | |
| Electrogena | 3181 | 3 | ||
| Heptageniidae | 399 | 2 | 3 | |
| Choroterpes | 474 | 1 | 4 | 5 |
| Leptophlebiidae | 473 | 1 | ||
| Oligoneuriella | 394 | 1 | ||
| Ephoron | 496 | 60 | 22 | 33 |
| Potamanthus | 509 | 23 | 11 | 17 |
| Gerris | 735 | 2 | ||
| Esolus | 619 | 27 | 28 | 60 |
| Limnius | 623 | 1 | ||
| Normandia | 624 | 2 | 11 | |
| Oulimnius | 622 | 8 | 2 | |
| Riolus | 625 | 1 | 1 | |
| Atherix | 839 | 5 | 1 | |
| Blepharicera | 749 | 14 | 28 | |
| Chironomidae | 807 | 306 | 276 | 316 |
| Hemerodromiinae | 3202 | 1 | ||
| Limoniini | 20393 | 2 | 74 | 18 |
| Pediciini | 20537 | 4 | ||
| Simuliidae | 801 | 240 | 42 | 124 |
| Onychogomphus | 682 | 3 | 6 | |
| Ostracoda | 3170 | 1 | ||
| Asellidae | 880 | 1 | ||
| Corbicula | 1051 | 28 | ||
| Sphaerium | 1044 | 1 | ||
| Ancylus | 1028 | 1 | ||
| Theodoxus | 967 | 1 | 1 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 15 | 2 | 33 |
| Dugesia | 1056 | 4 | 1 | 1 |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | 1 |