Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 20/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 32 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 12.0 | dominant |
| Hydrophytes | 4.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | ||
| Pierres, galets | 25.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 29.0 | dominant |
| Vases | ||
| Sables | 10.0 | dominant |
| Algues | ||
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Granulats | Lente | A |
| P4 | Litieres | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Helophytes | Lente | B |
| P8 | Blocs | Moyenne | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Helophytes | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 48 | 16 | 4 |
| Leuctra | 69 | 656 | 440 | 240 |
| Nemoura | 26 | 1 | 2 | |
| Silo | 292 | 1 | 8 | |
| Goeridae | 286 | 3 | 7 | |
| Hydropsyche | 212 | 120 | 16 | 8 |
| Limnephilinae | 3163 | 9 | 3 | 14 |
| Odontocerum | 339 | 2 | ||
| Cyrnus | 224 | 1 | ||
| Plectrocnemia | 228 | 1 | ||
| Polycentropus | 231 | 13 | 12 | 2 |
| Polycentropodidae | 223 | 4 | 2 | |
| Rhyacophila lato-sensu | 183 | 5 | 5 | 3 |
| Sericostoma | 322 | 3 | 2 | 1 |
| Baetis lato sensu | 9794 | 35 | 106 | 17 |
| Ephemerella | 450 | 24 | 140 | 14 |
| Ephemera | 502 | 5 | 4 | 44 |
| Ecdyonurus | 421 | 3 | 2 | |
| Heptageniidae | 399 | 1 | ||
| Paraleptophlebia | 481 | 2 | 1 | |
| Velia | 745 | 2 | ||
| Platambus | 556 | 24 | 2 | |
| Colymbetinae | 2395 | 5 | ||
| Elmis | 618 | 1 | ||
| Helodes | 636 | 1 | ||
| Hydraena | 608 | 1 | ||
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Ceratopogoninae | 822 | 6 | 11 | |
| Chironomidae | 807 | 2048 | 1600 | 224 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 9 | 6 | 3 |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | 1 | |
| Simuliidae | 801 | 5056 | 216 | 3648 |
| Tipulidae | 753 | 1 | ||
| Sialis | 704 | 1 | 9 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 80 | 5 | 58 |
| Pisidium | 1043 | 64 | 1 | 200 |
| Sphaerium | 1044 | 3 | ||
| Ancylus | 1028 | 8 | 124 | 132 |
| Bythinella | 992 | 1 | ||
| Erpobdellidae | 928 | 5 | 3 | 7 |
| Oligochaeta | 933 | 80 | 13 | 40 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 | 3 |