Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 85 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 20/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 45 |
| Taxon indicateur | Perlidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 38.0 | dominant |
| Blocs | 18.0 | dominant |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 30.0 | dominant |
| Algues | ||
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 2 | 1 | |
| Leuctra | 69 | 7 | 8 | 4 |
| Nemoura | 26 | 64 | 4 | |
| Protonemura | 46 | 132 | 1 | 2 |
| Dinocras | 156 | 3 | ||
| Perla | 164 | 2 | 5 | |
| Isoperla | 140 | 1 | ||
| Micrasema | 268 | 70 | 2 | |
| Silo | 292 | 3 | 1 | |
| Silo-lithax | 5219 | 2 | ||
| Goeridae | 286 | 1 | 3 | |
| Hydropsyche | 212 | 80 | 14 | 2 |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 3 | 2 | 1 |
| Oecetis | 317 | 1 | ||
| Leptoceridae | 310 | 1 | ||
| Hydatophylax | 3190 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Odontocerum | 339 | 1 | ||
| Polycentropus | 231 | 9 | 2 | 2 |
| Polycentropodidae | 223 | 2 | ||
| Lype | 241 | 13 | ||
| Psychomyia | 239 | 1 | 6 | |
| Tinodes | 245 | 6 | ||
| Rhyacophila lato-sensu | 183 | 13 | 1 | 1 |
| Baetis lato sensu | 9794 | 39 | 108 | 11 |
| Centroptilum | 383 | 2 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 40 | 20 | 10 |
| Ephemerella | 450 | 1 | ||
| Torleya | 2391 | 4 | 2 | 11 |
| Ephemera | 502 | 8 | 13 | 1 |
| Ecdyonurus | 421 | 3 | 2 | |
| Electrogena | 3181 | 3 | 1 | |
| Epeorus | 400 | 1 | 9 | |
| Rhithrogena | 404 | 44 | 1 | |
| Heptageniidae | 399 | 2 | ||
| Leptophlebia | 478 | 5 | ||
| Paraleptophlebia | 481 | 2 | 4 | |
| Leptophlebiidae | 473 | 7 | ||
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 6 | 1 | |
| Platambus | 556 | 21 | 2 | |
| Dupophilus | 620 | 2 | 34 | 5 |
| Elmis | 618 | 36 | 18 | 29 |
| Esolus | 619 | 1 | 34 | 1 |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 4 | 6 | 1 |
| Riolus | 625 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 2 | 9 | |
| Hydrochus | 606 | 1 | ||
| Athericidae | 838 | 3 | 4 | 8 |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 184 | 76 | 19 |
| Dixidae | 793 | 2 | ||
| Empididae | 831 | 2 | 3 | |
| Limoniidae | 757 | 1 | 2 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 4 | 1 | |
| Tabanidae | 837 | 1 | 2 | |
| Calopteryx | 650 | 141 | 1 | 1 |
| Onychogomphus | 682 | 3 | ||
| Gammarus | 892 | 9 | 1 | |
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | ||
| Orconectes | 870 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Sphaerium | 1044 | 1 | 3 | |
| Ancylus | 1028 | 9 | 5 | 31 |
| Potamopyrgus | 978 | 2 | 2 | |
| Oligochaeta | 933 | 2 | 41 | 66 |
| Hydracarina | 906 | 3 | 3 |