Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 117 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 01/08/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 39 |
| Taxon indicateur | Perlidae |
| I2M2 | 0.8506 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 75.0 | dominant |
| Blocs | 6.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Moyenne | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 3 | 7 | 8 |
| Leuctra | 69 | 60 | 48 | 108 |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 14 | 3 | |
| Dinocras | 156 | 9 | 5 | 1 |
| Perla | 164 | 2 | 6 | 4 |
| Micrasema | 268 | 22 | 7 | 3 |
| Glossosomatidae | 189 | 14 | ||
| Silo | 292 | 2 | 6 | 5 |
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 68 | 56 | 54 |
| Mystacides | 312 | 5 | 1 | 1 |
| Oecetis | 317 | 4 | 2 | 3 |
| Leptoceridae | 310 | 1 | ||
| Limnephilinae | 3163 | 6 | 1 | 17 |
| Polycentropus | 231 | 13 | 14 | 18 |
| Lype | 241 | 1 | ||
| Psychomyia pusilla | 240 | 14 | 5 | |
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 5 | 10 | 1 |
| Baetis | 364 | 56 | 18 | 57 |
| Procloeon | 390 | 1 | ||
| Pseudocentroptilum | 3207 | 1 | ||
| Caenis | 457 | 70 | 11 | 38 |
| Ephemerella ignita | 451 | 6 | ||
| Torleya major | 452 | 1 | ||
| Ephemera | 502 | 18 | 30 | 35 |
| Ecdyonurus | 421 | 6 | 10 | 53 |
| Epeorus | 400 | 2 | 2 | |
| Rhithrogena | 404 | 6 | 7 | 11 |
| Habrophlebia | 491 | 4 | 29 | 20 |
| Paraleptophlebia | 481 | 12 | 1 | |
| Leptophlebiidae | 473 | 2 | 4 | |
| Platambus maculatus | 557 | 2 | ||
| Dupophilus | 620 | 21 | 25 | 35 |
| Elmis | 618 | 137 | 56 | 25 |
| Esolus | 619 | 17 | 29 | 12 |
| Limnius | 623 | 2 | 7 | 3 |
| Oulimnius | 622 | 10 | 1 | 1 |
| Hydraena | 608 | 4 | 1 | |
| Athericidae | 838 | 10 | 23 | 18 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 144 | 32 | 52 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 8 | 5 | 5 |
| Ptychopteridae | 789 | 1 | ||
| Simuliidae | 801 | 5 | ||
| Tabanidae | 837 | 1 | 1 | |
| Calopteryx | 650 | 7 | 2 | |
| Cordulegaster | 687 | 1 | ||
| Gomphus | 679 | 1 | ||
| Sialis | 704 | 13 | 6 | 11 |
| Osmylus | 854 | 1 | ||
| Gammarus | 892 | 9 | ||
| Pacifastacus leniusculus | 873 | 4 | 3 | 4 |
| Pisidium | 1043 | 6 | 1 | 1 |
| Sphaeriidae | 1042 | 2 | 1 | |
| Ancylus | 1028 | 2 | 6 | 11 |
| Potamopyrgus | 978 | 5 | ||
| Erpobdella | 929 | 1 | ||
| Oligochaeta | 933 | 33 | 36 | 107 |
| Hydracarina | 906 | 4 | 1 |