Listes faunistiques invertébrés
L'Authre au Pont du Mercadier 05063950
- Télécharger la fiche IRSTEA xls / 45 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 20/07/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 30 |
| I2M2 | 0.6035 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 4.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 68.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 4.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| 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 | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 3 | 15 | 22 |
| Euleuctra geniculata | 68 | 2 | 2 | |
| Perlodes | 150 | 2 | 1 | |
| Micrasema | 268 | 10 | 2 | 2 |
| Silo | 292 | 6 | ||
| Goeridae | 286 | 2 | ||
| Hydropsyche | 212 | 13 | 2 | |
| Hydroptila | 200 | 1 | 1 | |
| Limnephilinae | 3163 | 4 | 3 | |
| Polycentropus | 231 | 1 | 3 | |
| Polycentropodidae | 223 | 1 | ||
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 16 | 7 | 3 |
| Baetis | 364 | 74 | 36 | 284 |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 11 | 8 | 6 |
| Ephemerella | 450 | 109 | 78 | 47 |
| Ephemera | 502 | 1 | 1 | |
| Ecdyonurus | 421 | 6 | 9 | |
| Rhithrogena | 404 | 5 | ||
| Heptageniidae | 399 | 2 | ||
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 1 | 1 | |
| Micronecta | 719 | 1 | ||
| Dupophilus | 620 | 2 | 1 | |
| Elmis | 618 | 35 | 26 | 20 |
| Esolus | 619 | 2 | 3 | 17 |
| Limnius | 623 | 1 | 8 | |
| Oulimnius | 622 | 1 | 1 | |
| Hydraena | 608 | 2 | 2 | |
| Athericidae | 838 | 1 | 1 | |
| Chironomidae | 807 | 831 | 188 | 64 |
| Dixidae | 793 | 2 | ||
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 1 | 1 | 3 |
| Simuliidae | 801 | 357 | 43 | 33 |
| Tabanidae | 837 | 1 | 3 | |
| Pacifastacus | 872 | 1 | ||
| Gammarus | 892 | 27 | 2 | 1 |
| Hydracarina | 906 | 1 | 2 | |
| Ancylus | 1028 | 1 | 11 | |
| Potamopyrgus | 978 | 3 | 1 | |
| Oligochaeta | 933 | 1 | 1 |