Listes faunistiques invertébrés
Le Dourdou en aval de Saint Izaire 05144500
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 30/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 40 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 21.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 46.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Blocs | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 3 | 2 | |
| Leuctra | 69 | 3 | 8 | |
| Oligoplectrum | 263 | 3 | 9 | 15 |
| Cheumatopsyche | 221 | 752 | 132 | 8 |
| Hydropsyche | 212 | 32 | 20 | |
| Hydroptila | 200 | 5 | 78 | 14 |
| Orthotrichia | 197 | 4 | 26 | 2 |
| Mystacides | 312 | 46 | 1 | |
| Oecetis | 317 | 6 | ||
| Ylodes | 5140 | 44 | ||
| Chimarra | 207 | 9 | 32 | 2 |
| Polycentropus | 231 | 2 | 4 | 4 |
| Polycentropodidae | 223 | 3 | 3 | |
| Psychomyia | 239 | 9 | 11 | 4 |
| Rhyacophila lato-sensu | 183 | 92 | ||
| Baetis lato sensu | 9794 | 25 | 108 | 2 |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 12 | 3 | 1 |
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 15 | 5 | |
| Heptagenia | 443 | 4 | ||
| Heptageniidae | 399 | 4 | ||
| Choroterpes | 474 | 1 | 6 | 2 |
| Leptophlebiidae | 473 | 1 | 1 | |
| Ephoron | 496 | 1 | ||
| Potamanthus | 509 | 1 | ||
| Micronecta | 719 | 2 | 1 | 1 |
| Dryops | 613 | 3 | ||
| Platambus | 556 | 1 | ||
| Elmis | 618 | 16 | 8 | 3 |
| Esolus | 619 | 208 | 152 | 38 |
| Limnius | 623 | 16 | 4 | |
| Normandia | 624 | 240 | 15 | |
| Oulimnius | 622 | 224 | 4 | |
| Stenelmis | 617 | 1 | ||
| Elmidae | 614 | 48 | ||
| Anthomyidae | 847 | 2 | ||
| Athericidae | 838 | 3 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 1088 | 88 | 100 |
| Empididae | 831 | 2 | 3 | |
| Limoniidae | 757 | 1 | 23 | 8 |
| Psychodidae | 783 | 4 | ||
| Simuliidae | 801 | 5 | 1 | |
| Tipulidae | 753 | 4 | ||
| Calopteryx | 650 | 15 | 1 | |
| Gomphus | 679 | 5 | ||
| Onychogomphus | 682 | 5 | 2 | |
| Gomphidae | 678 | 2 | 1 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 4 | ||
| Corbicula | 1051 | 16 | 1 | 1 |
| Ancylus | 1028 | 2 | 17 | 4 |
| Theodoxus | 967 | 3 | 16 | 46 |
| Erpobdellidae | 928 | 2 | 2 | 1 |
| Oligochaeta | 933 | 188 | 3 | 80 |
| Dugesia | 1056 | 672 | 96 | 3 |
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Bryozoa | 1087 | 3 |