Listes faunistiques invertébrés
L'Aveyron à La Gasse 05126070
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 24/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| Taxon indicateur | Leuctridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 32.0 | dominant |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 28.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Blocs | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 5 | ||
| Leuctra geniculata | 33830 | 8 | 2 | |
| Silo-lithax | 5219 | 1 | 1 | |
| Hydropsyche | 212 | 2 | ||
| Hydroptila | 200 | 13 | 1 | |
| Orthotrichia | 197 | 100 | 2 | 2 |
| Hydroptilidae | 193 | 6 | 1 | |
| Ceraclea | 313 | 1 | ||
| Mystacides | 312 | 18 | 1 | 3 |
| Cyrnus | 224 | 7 | 1 | 2 |
| Polycentropus | 231 | 18 | 6 | 3 |
| Polycentropodidae | 223 | 2 | 2 | 3 |
| Psychomyia pusilla | 240 | 2 | 19 | 2 |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Centroptilum luteolum | 384 | 5 | ||
| Procloeon | 390 | 5 | 1 | 4 |
| Procloeon bifidum | 391 | 61 | 19 | 4 |
| Baetidae | 363 | 2 | 2 | 1 |
| Caenis | 457 | 27 | 51 | 22 |
| Ephemerella ignita | 451 | 3 | ||
| Choroterpes picteti | 475 | 10 | 3 | |
| Ephoron virgo | 497 | 1 | 36 | 15 |
| Aphelocheirus aestivalis | 2714 | 2 | ||
| Micronecta | 719 | 31 | 4 | 1 |
| Dryops | 613 | 2 | ||
| Colymbetinae | 2395 | 3 | ||
| Elmis | 618 | 10 | 5 | 3 |
| Esolus | 619 | 1 | 42 | 36 |
| Limnius | 623 | 1 | 2 | |
| Normandia | 624 | 3 | ||
| Oulimnius | 622 | 1 | 1 | |
| Athericidae | 838 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 342 | 103 | 111 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 4 | 2 |
| Calopteryx | 650 | 3 | ||
| Gomphus | 679 | 4 | 3 | 1 |
| Onychogomphus | 682 | 3 | 3 | 1 |
| Gammarus | 892 | 7 | ||
| Gammaridae | 887 | 20 | 1 | |
| Corbicula | 1051 | 18 | 9 | 7 |
| Pisidium | 1043 | 3 | ||
| Sphaeriidae | 1042 | 4 | ||
| Ancylus fluviatilis | 1029 | 45 | 18 | |
| Potamopyrgus antipodarum | 979 | 15 | 1 | |
| Theodoxus fluviatilis | 968 | 2 | 1 | |
| Physella | 19280 | 10 | ||
| Planorbidae | 1009 | 4 | ||
| Oligochaeta | 933 | 69 | 7 | 13 |
| Copepoda | 3206 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |