Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 03/08/2011 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 38 |
| Taxon indicateur | Perlidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 45.0 | dominant |
| Blocs | 35.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 9.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Vases | Nulle | 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 | Pierres, galets | Rapide | C |
| P11 | Blocs | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 2 | ||
| Leuctra | 69 | 9 | 6 | 20 |
| Protonemura | 46 | 2 | ||
| Dinocras | 156 | 7 | 11 | |
| Perla | 164 | 3 | ||
| Perlodidae | 127 | 2 | ||
| Micrasema | 268 | 13 | 2 | 16 |
| Glossosomatidae | 189 | 3 | ||
| Goeridae | 286 | 3 | ||
| Silo | 292 | 1 | 1 | |
| Hydropsyche | 212 | 46 | 6 | 168 |
| Hydroptila | 200 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 5 | ||
| Limnephilinae | 3163 | 3 | 3 | 1 |
| Polycentropodidae | 223 | 2 | 1 | 1 |
| Polycentropus | 231 | 4 | 3 | |
| Psychomyia | 239 | 1 | 6 | 1 |
| Rhyacophila lato-sensu | 183 | 1 | 1 | 8 |
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 6 | 4 | 32 |
| Caenis | 457 | 176 | 10 | 16 |
| Ephemera | 502 | 9 | 5 | 3 |
| Ephemerella | 450 | 1 | ||
| Torleya | 2391 | 5 | 1 | |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 1 | 1 | 42 |
| Electrogena | 3181 | 2 | ||
| Rhithrogena | 404 | 9 | ||
| Leptophlebiidae | 473 | 2 | 2 | |
| Choroterpes | 474 | 3 | 1 | 1 |
| Paraleptophlebia | 481 | 1 | 1 | |
| Colymbetinae | 2395 | 7 | ||
| Dupophilus | 620 | 2 | 8 | 64 |
| Elmis | 618 | 9 | 12 | 82 |
| Esolus | 619 | 3 | 64 | |
| Limnius | 623 | 1 | 1 | 80 |
| Oulimnius | 622 | 5 | 1 | 40 |
| Hydraena | 608 | 1 | 3 | |
| Hydrophilidae | 571 | 1 | ||
| Athericidae | 838 | 5 | 7 | 52 |
| Chironomidae | 807 | 1920 | 144 | 256 |
| Empididae | 831 | 2 | 1 | |
| Limoniidae | 757 | 1 | 9 | 2 |
| Simuliidae | 801 | 1 | 1 | 8 |
| Tabanidae | 837 | 1 | 2 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 3 | ||
| Gomphus | 679 | 2 | ||
| Onychogomphus | 682 | 1 | ||
| Sialis | 704 | 5 | 5 | 1 |
| Agriotypus | 1083 | 2 | ||
| Copepoda | 3206 | 5 | ||
| Ostracoda | 3170 | 2 | ||
| Gammaridae | 887 | 1 | ||
| Hydracarina | 906 | 1 | 3 | 2 |
| Pisidium | 1043 | 4 | 10 | 1 |
| Ancylus | 1028 | 1 | 17 | 3 |
| Oligochaeta | 933 | 768 | 104 | 105 |