Listes faunistiques invertébrés
Le Varayrous à Vézins de Lévézou 05125863
- Télécharger la fiche IRSTEA xls / 40 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 28/07/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 30 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 40.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Litieres | Lente | A |
| P4 | Bryophytes | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Granulats | Moyenne | B |
| P8 | Sables | Lente | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 12 | 28 | 13 |
| Nemoura | 26 | 88 | 2 | 9 |
| Protonemura | 46 | 280 | 55 | 6 |
| Perla | 164 | 1 | ||
| Isoperla | 140 | 2 | ||
| Perlodes | 150 | 1 | ||
| Perlodidae | 127 | 2 | 1 | |
| Micrasema | 268 | 1 | ||
| Silo | 292 | 1 | 2 | 27 |
| Goeridae | 286 | 2 | 3 | |
| Hydropsyche | 212 | 14 | 24 | 8 |
| Limnephilinae | 3163 | 4 | ||
| Polycentropus | 231 | 10 | 5 | 3 |
| Polycentropodidae | 223 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 5 | 2 |
| Baetis lato sensu | 9794 | 122 | 392 | 320 |
| Procloeon | 390 | 8 | ||
| Caenis | 457 | 7 | 1 | 8 |
| Ephemerella | 450 | 15 | 16 | 7 |
| Ephemera | 502 | 21 | 17 | 136 |
| Ecdyonurus | 421 | 3 | 34 | 13 |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 2 | ||
| Rhithrogena | 404 | 1 | 2 | |
| Heptageniidae | 399 | 1 | ||
| Habrophlebia | 491 | 1 | ||
| Paraleptophlebia | 481 | 1 | ||
| Leptophlebiidae | 473 | 17 | ||
| Siphlonurus | 350 | 1 | ||
| Veliidae | 743 | 1 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 15 | 11 | 1 |
| Esolus | 619 | 2 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ceratopogoninae | 822 | 2 | ||
| Chironomidae | 807 | 448 | 132 | 504 |
| Empididae | 831 | 3 | 6 | 3 |
| Limoniidae | 757 | 21 | 12 | |
| Psychodidae | 783 | 1 | ||
| Ptychopteridae | 789 | 42 | 1 | 168 |
| Simuliidae | 801 | 108 | 320 | 13 |
| Tabanidae | 837 | 5 | ||
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 6 | ||
| Sialis | 704 | 6 | 1 | 24 |
| Gammarus | 892 | 2 | 1 | |
| Copepoda | 3206 | 3 | 3 | 3 |
| Pacifastacus | 872 | 7 | 1 | |
| Pisidium | 1043 | 2 | 2 | 9 |
| Ancylus | 1028 | 8 | ||
| Oligochaeta | 933 | 21 | 360 | 23 |
| Nematoda | 1089 | 3 |