Listes faunistiques invertébrés
L'Aveyron à Pessens 05127660
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| Date prélèvement | 03/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 7 |
| Variété taxonomique | 41 |
| Taxon indicateur | Leuctridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 78.0 | dominant |
| Blocs | 12.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 11 | 21 | 37 |
| Leuctra geniculata | 33830 | 20 | 189 | 68 |
| Oligoplectrum maculatum | 264 | 2 | 3 | |
| Goeridae | 286 | 1 | 2 | 1 |
| Cheumatopsyche lepida | 222 | 12 | ||
| Hydropsyche | 212 | 163 | 228 | 625 |
| Hydropsychidae | 211 | 5 | ||
| Hydroptila | 200 | 1 | 10 | 5 |
| Leptocerus | 319 | 3 | ||
| Mystacides | 312 | 1 | ||
| Chimarra | 207 | 1 | ||
| Polycentropus | 231 | 2 | 19 | 7 |
| Polycentropodidae | 223 | 1 | ||
| Psychomyia pusilla | 240 | 1 | 21 | 17 |
| Rhyacophila lato-sensu | 183 | 7 | 24 | 34 |
| Baetis lato sensu | 9794 | 23 | 39 | 170 |
| Procloeon | 390 | 1 | 13 | |
| Baetidae | 363 | 1 | 2 | |
| Caenis | 457 | 8 | 5 | 11 |
| Ephemerella ignita | 451 | 24 | 6 | 4 |
| Ephemerella | 450 | 45 | 10 | 15 |
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 1 | 26 | 69 |
| Electrogena | 3181 | 1 | ||
| Heptagenia | 443 | 2 | 4 | |
| Rhithrogena | 404 | 2 | ||
| Heptageniidae | 399 | 2 | ||
| Leptophlebiidae | 473 | 3 | 1 | |
| Oligoneuriella | 394 | 8 | ||
| Ephoron virgo | 497 | 9 | 210 | 300 |
| Aphelocheirus aestivalis | 2714 | 1 | 1 | |
| Micronecta | 719 | 2 | ||
| Elmis | 618 | 5 | 4 | 29 |
| Esolus | 619 | 20 | 121 | 201 |
| Limnius | 623 | 3 | 8 | 57 |
| Oulimnius | 622 | 8 | ||
| Hydraena | 608 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 7 | 7 | 5 |
| Chironomidae | 807 | 468 | 14 | 150 |
| Empididae | 831 | 3 | 1 | |
| Limoniidae | 757 | 10 | 3 | |
| Simuliidae | 801 | 6 | 2 | 17 |
| Calopteryx | 650 | 3 | ||
| Coenagrionidae | 658 | 2 | ||
| Gomphus | 679 | 5 | ||
| Onychogomphus | 682 | 3 | 1 | 1 |
| Gomphidae | 678 | 1 | ||
| Platycnemis | 657 | 16 | ||
| Sialis | 704 | 4 | ||
| Crangonyx pseudogracilis | 5117 | 1 | 2 | |
| Gammarus | 892 | 2 | 3 | |
| Gammaridae | 887 | 4 | ||
| Asellidae | 880 | 4 | 1 | |
| Pacifastacus leniusculus | 873 | 2 | ||
| Astacidae | 864 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Sphaerium | 1044 | 2 | ||
| Sphaeriidae | 1042 | 2 | ||
| Unio | 1041 | 1 | ||
| Ancylus fluviatilis | 1029 | 5 | 150 | 63 |
| Potamopyrgus antipodarum | 979 | 1 | 1 | |
| Planorbidae | 1009 | 1 | ||
| Dugesiidae | 1055 | 4 | ||
| Oligochaeta | 933 | 11 | 10 | 17 |
| Nemathelmintha | 3111 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |