Listes faunistiques invertébrés
Le Varayrous à Vézins de Lévézou 05125863
- Télécharger la fiche IRSTEA xls / 81 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 20/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 39.0 | dominant |
| Algues | ||
| Dalles, argiles | 14.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Blocs | Moyenne | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 1 | ||
| Leuctra | 69 | 19 | 18 | 30 |
| Nemoura | 26 | 108 | 24 | 16 |
| Protonemura | 46 | 104 | 86 | 74 |
| Isoperla | 140 | 4 | 1 | 2 |
| Perlodes | 150 | 1 | ||
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 1 | ||
| Silo | 292 | 1 | 4 | |
| Silo-lithax | 5219 | 1 | ||
| Goeridae | 286 | 13 | 6 | 27 |
| Cheumatopsyche | 221 | 2 | ||
| Hydropsyche | 212 | 3 | 24 | 39 |
| Limnephilinae | 3163 | 4 | 1 | |
| Polycentropus | 231 | 14 | 20 | 2 |
| Psychomyia | 239 | 3 | 2 | |
| Tinodes | 245 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 2 | 18 | 11 |
| Baetis lato sensu | 9794 | 66 | 84 | 33 |
| Caenis | 457 | 2 | ||
| Ephemerella | 450 | 4 | 2 | 2 |
| Ephemera | 502 | 8 | 6 | 48 |
| Ecdyonurus | 421 | 4 | 28 | 10 |
| Electrogena | 3181 | 1 | ||
| Rhithrogena | 404 | 1 | 4 | 3 |
| Heptageniidae | 399 | 5 | 60 | 21 |
| Habrophlebia | 491 | 1 | ||
| Paraleptophlebia | 481 | 8 | 1 | 1 |
| Leptophlebiidae | 473 | 21 | 2 | 1 |
| Gerris | 735 | 2 | 1 | |
| Platambus | 556 | 2 | 4 | |
| Elmis | 618 | 12 | 6 | 4 |
| Esolus | 619 | 1 | 1 | |
| Limnius | 623 | 1 | ||
| Hydraena | 608 | 2 | ||
| Atherix | 839 | 1 | ||
| Ceratopogonidae | 819 | 12 | ||
| Chironomidae | 807 | 80 | 108 | 244 |
| Dixa | 794 | 1 | 1 | |
| Clinocerinae | 9813 | 5 | 1 | |
| Hemerodromiinae | 3202 | 2 | 5 | 11 |
| Hexatomini | 20358 | 1 | 5 | |
| Pediciini | 20537 | 2 | 5 | 19 |
| Psychodidae | 783 | 1 | 2 | 6 |
| Ptychopteridae | 789 | 40 | ||
| Simuliidae | 801 | 27 | 42 | 132 |
| Tabanidae | 837 | 62 | ||
| Calopteryx | 650 | 2 | ||
| Sialis | 704 | 3 | ||
| Gammarus | 892 | 1 | ||
| Gammaridae | 887 | 1 | ||
| Copepoda | 3206 | 3 | 3 | |
| Pacifastacus | 872 | 2 | 4 | 3 |
| Orconectes | 870 | 2 | 1 | |
| Pisidium | 1043 | 1 | 6 | |
| Sphaerium | 1044 | 2 | ||
| Ancylus | 1028 | 1 | 5 | 5 |
| Xironogiton | 23599 | 3 | 3 | |
| Oligochaeta | 933 | 5 | 13 | 172 |
| Hydracarina | 906 | 3 | 3 | 3 |