Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 133 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 22/06/2010 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Taxon indicateur | Chloroperlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 30.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | B1 |
| P2 | Litieres | Nulle | B1 |
| P3 | Branchage, racines | Lente | B1 |
| P4 | Bryophytes | Lente | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Blocs | Lente | B2 |
| P7 | Sables | Lente | B2 |
| P8 | Pierres, galets | Moyenne | B2 |
| P9 | Pierres, galets | Nulle | B3 |
| P10 | Sables | Nulle | B3 |
| P11 | Pierres, galets | Lente | B3 |
| P12 | Blocs | Moyenne | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 6 | 3 | |
| Leuctra | 69 | 3 | 26 | 9 |
| Protonemura | 46 | 2 | 19 | 3 |
| Dinocras | 156 | 3 | ||
| Perla | 164 | 3 | ||
| Isoperla | 140 | 9 | 1 | |
| Silo | 292 | 1 | 2 | |
| Hydropsyche | 212 | 1 | 1 | 5 |
| Athripsodes | 311 | 1 | 1 | 1 |
| Limnephilinae | 3163 | 8 | 1 | 8 |
| Philopotamus | 209 | 4 | 1 | |
| Polycentropus | 231 | 1 | 3 | |
| Rhyacophila lato-sensu | 183 | 2 | 1 | |
| Baetis | 364 | 32 | 37 | 160 |
| Pseudocentroptilum | 3207 | 1 | 1 | |
| Caenis | 457 | 1 | 1 | |
| Ephemera | 502 | 2 | 27 | 11 |
| Ephemerella | 450 | 183 | 8 | 23 |
| Torleya | 2391 | 1 | ||
| Ecdyonurus | 421 | 10 | 2 | |
| Epeorus | 400 | 3 | 7 | |
| Rhithrogena | 404 | 18 | 32 | |
| Habrophlebia | 491 | 58 | 4 | 3 |
| Paraleptophlebia | 481 | 12 | ||
| Micronecta | 719 | 16 | 19 | 20 |
| Dupophilus | 620 | 16 | 68 | |
| Elmis | 618 | 11 | 4 | 24 |
| Esolus | 619 | 2 | 27 | |
| Limnius | 623 | 1 | 6 | |
| Oulimnius | 622 | 5 | 4 | |
| Hydraena | 608 | 2 | 1 | |
| Athericidae | 838 | 2 | 7 | |
| Blephariceridae | 747 | 1 | 1 | |
| Chironomidae | 807 | 285 | 162 | 82 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 9 | 2 | |
| Simuliidae | 801 | 4 | 12 | 8 |
| Tabanidae | 837 | 1 | ||
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 16 | 2 | |
| Orconectes | 870 | 2 | 2 | |
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 1 | 9 | 10 |
| Potamopyrgus | 978 | 1 |