Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 40 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 29/07/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 33 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.6160 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 8.0 | dominant |
| Hydrophytes | 1.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 31.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 8.0 | dominant |
| Helophytes | 18.0 | dominant |
| Vases | 0.0 | marginal |
| Sables | 10.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Litieres | Lente | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Lente | B |
| P8 | Granulats | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Helophytes | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 416 | 48 | 72 |
| Leuctra | 69 | 864 | 768 | 248 |
| Nemoura | 26 | 5 | 1 | 5 |
| Protonemura | 46 | 7 | ||
| Nemouridae | 20 | 1 | ||
| Micrasema | 268 | 24 | ||
| Silo | 292 | 1 | 3 | 7 |
| Goeridae | 286 | 4 | 8 | 4 |
| Hydropsyche | 212 | 4 | 13 | 2 |
| Mystacides | 312 | 6 | ||
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 26 | 9 | 14 |
| Plectrocnemia | 228 | 1 | ||
| Polycentropus | 231 | 6 | 3 | 5 |
| Polycentropodidae | 223 | 1 | 2 | |
| Lype | 241 | 5 | 2 | |
| Rhyacophila lato-sensu | 183 | 4 | 14 | 5 |
| Sericostoma | 322 | 8 | 5 | 5 |
| Baetis | 364 | 336 | 1008 | 88 |
| Ephemerella | 450 | 320 | 424 | 56 |
| Ephemera | 502 | 3 | 7 | 21 |
| Ecdyonurus | 421 | 2 | 4 | 1 |
| Electrogena | 3181 | 1 | ||
| Rhithrogena | 404 | 1 | ||
| Paraleptophlebia | 481 | 5 | 1 | 1 |
| Leptophlebiidae | 473 | 26 | 1 | 1 |
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 16 | 6 | |
| Dytiscidae | 527 | 2 | ||
| Elmis | 618 | 12 | ||
| Esolus | 619 | 1 | ||
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 1 | 5 | |
| Chironomidae | 807 | 3904 | 212 | 3392 |
| Clinocerinae | 9813 | 2 | 4 | 1 |
| Hemerodromiinae | 3202 | 3 | 5 | 7 |
| Pediciini | 20537 | 1 | ||
| Psychodidae | 783 | 1 | 5 | |
| Simuliidae | 801 | 353 | 132 | 100 |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 9 | 2 | |
| Sialis | 704 | 2 | 95 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Pacifastacus | 872 | 3 | ||
| Asellidae | 880 | 3 | 1 | 2 |
| Pisidium | 1043 | 35 | 18 | 1280 |
| Ancylus | 1028 | 2 | 16 | 2 |
| Erpobdellidae | 928 | 2 | 5 | 4 |
| Oligochaeta | 933 | 18 | 5 | 44 |
| Mermithoïdea | 3159 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Bryozoa | 1087 | 3 |