Listes faunistiques invertébrés
L'Aveyron à Floirac 05126000
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 25/07/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 35 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7747 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 58.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Blocs | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Blocs | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 11 | 10 | |
| Leuctra geniculata | 33830 | 30 | 7 | |
| Brachycentrus | 265 | 2 | 4 | |
| Oligoplectrum maculatum | 264 | 39 | 432 | 18 |
| Cheumatopsyche lepida | 222 | 1040 | 216 | 150 |
| Hydropsyche | 212 | 694 | 72 | 49 |
| Hydroptila | 200 | 17 | 1 | 6 |
| Orthotrichia | 197 | 1 | 1 | 6 |
| Hydroptilidae | 193 | 2 | ||
| Mystacides | 312 | 22 | 1 | |
| Oecetis | 317 | 3 | 1 | |
| Chimarra | 207 | 3 | 16 | 2 |
| Cyrnus | 224 | 2 | ||
| Polycentropus | 231 | 4 | 2 | 2 |
| Polycentropodidae | 223 | 2 | ||
| Psychomyia pusilla | 240 | 5 | 139 | 105 |
| Rhyacophila lato-sensu | 183 | 2 | 45 | 1 |
| Baetis lato sensu | 9794 | 115 | 51 | 39 |
| Procloeon bifidum | 391 | 67 | ||
| Baetidae | 363 | 27 | 7 | |
| Caenis | 457 | 220 | 5 | 27 |
| Ephemerella ignita | 451 | 66 | 1 | 3 |
| Ecdyonurus | 421 | 12 | 12 | |
| Heptagenia | 443 | 1 | ||
| Heptageniidae | 399 | 1 | 4 | 2 |
| Choroterpes picteti | 475 | 2 | ||
| Leptophlebiidae | 473 | 4 | ||
| Oligoneuriella | 394 | 3 | ||
| Ephoron virgo | 497 | 1 | 26 | 8 |
| Potamanthus luteus | 510 | 1 | ||
| Aphelocheirus aestivalis | 2714 | 8 | 6 | 7 |
| Dupophilus | 620 | 13 | ||
| Elmis | 618 | 28 | 44 | 4 |
| Esolus | 619 | 20 | 63 | 138 |
| Limnius | 623 | 111 | 4 | |
| Normandia | 624 | 19 | ||
| Oulimnius | 622 | 12 | ||
| Stenelmis | 617 | 4 | 8 | |
| Athericidae | 838 | 4 | 20 | 16 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 214 | 47 | 44 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 6 | 11 |
| Boyeria irene | 671 | 1 | ||
| Onychogomphus | 682 | 2 | 10 | 3 |
| Gomphidae | 678 | 2 | ||
| Gammarus | 892 | 8 | ||
| Gammaridae | 887 | 23 | 1 | |
| Asellidae | 880 | 2 | ||
| Decapoda | 3140 | 1 | 1 | |
| Corbicula | 1051 | 7 | 11 | 6 |
| Ancylus fluviatilis | 1029 | 2 | 5 | 15 |
| Physella | 19280 | 1 | ||
| Physidae | 995 | 1 | ||
| Planorbidae | 1009 | 3 | ||
| Dugesiidae | 1055 | 3 | 7 | 2 |
| Oligochaeta | 933 | 28 | 12 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |