Listes faunistiques invertébrés
L'Authre au Pont du Mercadier 05063950
- Télécharger la fiche IRSTEA xls / 24 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 11/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 40 |
| I2M2 | 0.6764 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 12.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 49.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 23.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Moyenne | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Granulats | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligochaeta | 933 | 192 | 7 | 45 |
| Limnius | 623 | 24 | ||
| Gomphidae | 678 | 1 | ||
| Sialis | 704 | 9 | ||
| Psychodidae | 783 | 1 | 1 | |
| Simuliidae | 801 | 192 | 52 | 44 |
| Chironomidae | 807 | 2368 | 208 | 248 |
| Ceratopogoninae | 822 | 1 | 1 | |
| Atherix | 839 | 4 | ||
| Pacifastacus | 872 | 2 | 4 | |
| Asellidae | 880 | 2 | ||
| Gammaridae | 887 | 6 | 10 | 21 |
| Gammarus | 892 | 4 | 96 | 31 |
| Hydracarina | 906 | 40 | 64 | 40 |
| Erpobdellidae | 928 | 1 | 1 | |
| Oulimnius | 622 | 1 | 8 | 1 |
| Potamopyrgus | 978 | 1 | ||
| Ancylus | 1028 | 5 | 56 | 96 |
| Sphaeriidae | 1042 | 14 | 1 | 4 |
| Pisidium | 1043 | 4 | ||
| Hydra | 1077 | 1 | 1 | |
| Cladocera | 3127 | 1 | ||
| Mermithoïdea | 3159 | 3 | ||
| Limnephilinae | 3163 | 1 | 1 | |
| Ostracoda | 3170 | 1 | ||
| Electrogena | 3181 | 4 | ||
| Clinocerinae | 9813 | 21 | 3 | 3 |
| Pediciini | 20537 | 1 | 2 | 9 |
| Alainites | 32269 | 4 | ||
| Leuctra geniculata | 33830 | 1 | 1 | 2 |
| Leptoceridae | 310 | 1 | ||
| Isoperla | 140 | 1 | 2 | 1 |
| Perlodes | 150 | 1 | ||
| Perla | 164 | 2 | ||
| Rhyacophila lato-sensu | 183 | 40 | 8 | 9 |
| Glossosomatidae | 189 | 6 | ||
| Hydroptila | 200 | 14 | 20 | 16 |
| Hydropsyche | 212 | 320 | 76 | 136 |
| Polycentropodidae | 223 | 3 | ||
| Polycentropus | 231 | 15 | 5 | 11 |
| Psychomyia | 239 | 2 | ||
| Micrasema | 268 | 5 | 10 | 7 |
| Goeridae | 286 | 4 | 12 | 100 |
| Goera | 287 | 1 | ||
| Silo | 292 | 1 | 12 | |
| Leuctra | 69 | 11 | 7 | 24 |
| Mystacides | 312 | 5 | 1 | |
| Baetis | 364 | 1536 | 188 | 488 |
| Heptageniidae | 399 | 4 | 18 | |
| Rhithrogena | 404 | 12 | ||
| Ecdyonurus | 421 | 6 | 2 | 20 |
| Ephemerella ignita | 451 | 72 | 28 | 37 |
| Caenis | 457 | 2 | 1 | 1 |
| Leptophlebiidae | 473 | 1 | 1 | |
| Ephemera | 502 | 4 | 1 | 3 |
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 2 | 5 | 5 |
| Elmis | 618 | 80 | 128 | 64 |
| Esolus | 619 | 24 | 64 | 208 |
| Dupophilus | 620 | 12 | 16 | 136 |