Listes faunistiques invertébrés
Le Varayrous à Vézins de Lévézou 05125863
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 10/08/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 45 |
| I2M2 | 0.7678 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 6.0 | dominant |
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 45.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 29.0 | dominant |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | 1 | |
| Chloroperlidae | 169 | 2 | ||
| Leuctra | 69 | 90 | 6 | 16 |
| Leuctridae | 66 | 1 | 2 | |
| Nemoura | 26 | 12 | 4 | |
| Protonemura | 46 | 1 | 98 | 13 |
| Nemouridae | 20 | 1 | ||
| Perlidae | 155 | 1 | ||
| Isoperla | 140 | 1 | 2 | |
| Perlodes | 150 | 2 | 1 | |
| Perlodidae | 127 | 1 | 1 | |
| Micrasema | 268 | 20 | 8 | |
| Silo-lithax | 5219 | 7 | 4 | 9 |
| Goeridae | 286 | 1 | 1 | |
| Hydropsyche | 212 | 2 | 29 | 17 |
| Hydropsychidae | 211 | 32 | 3 | |
| Adicella | 320 | 4 | ||
| Limnephilinae | 3163 | 2 | 1 | |
| Philopotamus | 209 | 3 | 1 | |
| Polycentropus | 231 | 9 | 3 | 5 |
| Polycentropodidae | 223 | 5 | 3 | |
| Lype | 241 | 3 | ||
| Tinodes | 245 | 1 | 1 | |
| Psychomyiidae | 238 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | 16 | 22 |
| Sericostomatidae | 321 | 2 | ||
| Baetis lato sensu | 9794 | 9 | 44 | 55 |
| Caenis | 457 | 4 | 2 | |
| Ephemerella ignita | 451 | 1 | ||
| Ephemera | 502 | 6 | 1 | 14 |
| Ecdyonurus | 421 | 10 | 13 | 12 |
| Epeorus | 400 | 4 | ||
| Rhithrogena | 404 | 17 | 11 | 21 |
| Heptageniidae | 399 | 13 | 8 | 13 |
| Paraleptophlebia | 481 | 4 | ||
| Leptophlebiidae | 473 | 29 | 1 | 5 |
| Colymbetinae | 2395 | 6 | 1 | |
| Dupophilus | 620 | 1 | 5 | 3 |
| Elmis | 618 | 5 | 45 | 23 |
| Esolus | 619 | 6 | ||
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 2 | 3 | |
| Elmidae | 614 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 2 | ||
| Scirtidae | 634 | 1 | ||
| Athericidae | 838 | 6 | 4 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 440 | 407 | 85 |
| Culicidae | 796 | 1 | ||
| Dixidae | 793 | 1 | 1 | |
| Empididae | 831 | 2 | 12 | 1 |
| Limoniidae | 757 | 4 | 5 | 4 |
| Psychodidae | 783 | 1 | 1 | |
| Ptychopteridae | 789 | 10 | 1 | |
| Simuliidae | 801 | 2 | 39 | 14 |
| Tabanidae | 837 | 1 | 1 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Sialis | 704 | 3 | ||
| Gammarus | 892 | 7 | 1 | |
| Gammaridae | 887 | 4 | 2 | |
| Pacifastacus leniusculus | 873 | 2 | ||
| Pisidium | 1043 | 2 | 2 | 5 |
| Sphaeriidae | 1042 | 6 | 3 | 5 |
| Ancylus fluviatilis | 1029 | 1 | 2 | |
| Oligochaeta | 933 | 18 | 52 | 36 |
| Nematoda | 1089 | 3 | 1 | 1 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | 1 |