Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 84 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 20/07/2009 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 25 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 25.0 | 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 | Blocs | Moyenne | B3 |
| P11 | Sables | Nulle | B3 |
| P12 | Pierres, galets | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 21 | 12 |
| Protonemura | 46 | 1 | ||
| Perla | 164 | 1 | ||
| Glossosoma | 190 | 2 | ||
| Goeridae | 286 | 1 | ||
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 1 | 18 | 8 |
| Philopotamus | 209 | 1 | ||
| Wormaldia | 210 | 1 | ||
| Polycentropus | 231 | 9 | 14 | 7 |
| Rhyacophila lato-sensu | 183 | 1 | 1 | |
| Baetis | 364 | 51 | 134 | 55 |
| Procloeon | 390 | 2 | ||
| Pseudocentroptilum | 3207 | 1 | 1 | |
| Caenis | 457 | 4 | 6 | 5 |
| Ephemera | 502 | 5 | 7 | |
| Ephemerella | 450 | 40 | 14 | 2 |
| Ecdyonurus | 421 | 3 | 36 | 15 |
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 19 | 16 | |
| Habrophlebia | 491 | 1 | 1 | |
| Micronecta | 719 | 1 | 3 | |
| Dupophilus | 620 | 9 | 4 | |
| Elmis | 618 | 21 | 2 | 2 |
| Esolus | 619 | 1 | 6 | 2 |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 2 | 1 | |
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 2 | 7 | 3 |
| Chironomidae | 807 | 108 | 22 | 255 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 42 | 3 | |
| Gammarus | 892 | 8 | ||
| Pacifastacus | 872 | 1 | ||
| Ancylus | 1028 | 12 | 1 |