Listes faunistiques invertébrés
Le Varayrous à Vézins de Lévézou 05125863
- Télécharger la fiche IRSTEA xls / 117 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 20/07/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 37 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 6.0 | dominant |
| Hydrophytes | 1.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 5.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 60.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Moyenne | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 28 | 34 | 1 |
| Nemoura | 26 | 1 | 1 | |
| Protonemura | 46 | 15 | 160 | |
| Isoperla | 140 | 2 | ||
| Perlodes | 150 | 2 | ||
| Micrasema | 268 | 1 | ||
| Glossosomatidae | 189 | 1 | ||
| Silo | 292 | 8 | 6 | |
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 55 | 33 | |
| Oecetis | 317 | 3 | ||
| Limnephilinae | 3163 | 13 | 3 | |
| Philopotamus | 209 | 1 | 3 | |
| Polycentropus | 231 | 2 | ||
| Polycentropodidae | 223 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 7 | 7 | 1 |
| Baetis | 364 | 87 | 44 | 2 |
| Procloeon | 390 | 1 | 1 | |
| Caenis | 457 | 3 | 1 | |
| Ephemerella ignita | 451 | 52 | 24 | |
| Ephemera | 502 | 15 | 5 | 100 |
| Ecdyonurus | 421 | 56 | 2 | |
| Epeorus | 400 | 4 | ||
| Rhithrogena | 404 | 3 | 6 | |
| Habrophlebia | 491 | 9 | ||
| Paraleptophlebia | 481 | 5 | ||
| Leptophlebiidae | 473 | 6 | ||
| Dupophilus | 620 | 2 | ||
| Elmis | 618 | 12 | 40 | |
| Esolus | 619 | 1 | 1 | 1 |
| Oulimnius | 622 | 1 | ||
| Hydraena | 608 | 4 | ||
| Hydrophilidae | 571 | 2 | ||
| Athericidae | 838 | 2 | ||
| Chironomidae | 807 | 101 | 105 | 122 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | 21 | |
| Limoniidae | 757 | 4 | 23 | 29 |
| Ptychopteridae | 789 | 1 | 12 | |
| Simuliidae | 801 | 52 | 51 | 1 |
| Tabanidae | 837 | 6 | ||
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 3 | ||
| Sialis | 704 | 4 | 4 | |
| Gammarus | 892 | 3 | 6 | |
| Pacifastacus leniusculus | 873 | 2 | 1 | |
| Decapoda | 3140 | 39 | 1 | |
| Pisidium | 1043 | 19 | 3 | 57 |
| Sphaeriidae | 1042 | 3 | 3 | 17 |
| Polycelis | 1064 | 3 | ||
| Oligochaeta | 933 | 41 | 94 | 180 |
| Hydracarina | 906 | 1 |