Listes faunistiques invertébrés
Le Bastan en amont de Barèges 05218560
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 06/10/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 26 |
| Taxon indicateur | Perlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 33.0 | dominant |
| Blocs | 22.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 40.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Moyenne | A |
| P2 | Sables | Nulle | A |
| P3 | Pierres, galets | Moyenne | B |
| P4 | Blocs | Moyenne | C |
| P5 | Dalles, argiles | Rapide | B |
| P6 | Granulats | Lente | A |
| P7 | Sables | Lente | A |
| P8 | Pierres, galets | Rapide | C |
| P9 | Dalles, argiles | Moyenne | B |
| P10 | Dalles, argiles | Lente | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Rapide | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Leuctra | 69 | 5 | 29 | 37 |
| Nemoura | 26 | 2 | ||
| Protonemura | 46 | 5 | 7 | |
| Perlidae | 155 | 1 | 1 | |
| Dinocras | 156 | 2 | ||
| Perla | 164 | 19 | 13 | |
| Isoperla | 140 | 2 | 3 | 5 |
| Perlodes | 150 | 1 | ||
| Micrasema | 268 | 3 | 2 | |
| Hydropsychidae | 211 | 1 | 11 | 4 |
| Hydropsyche | 212 | 1 | 31 | 11 |
| Limnephilidae | 276 | 8 | 2 | |
| Drusus | 2335 | 18 | 4 | 2 |
| Philopotamus | 209 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | 26 | 16 |
| Sericostomatidae | 321 | 2 | 1 | |
| Sericostoma | 322 | 8 | ||
| Baetis | 364 | 2 | 69 | 42 |
| Caenis | 457 | 1 | ||
| Heptageniidae | 399 | 1 | 1 | |
| Ecdyonurus | 421 | 1 | 1 | |
| Epeorus | 400 | 7 | 1 | |
| Rhithrogena | 404 | 11 | 20 | |
| Habroleptoides | 485 | 1 | ||
| Oreodytes | 552 | 2 | ||
| Elmis | 618 | 1 | 2 | |
| Esolus | 619 | 1 | 1 | |
| Limnius | 623 | 1 | ||
| Chironomidae | 807 | 1133 | 218 | 205 |
| Clinocerinae | 9813 | 1 | 2 | |
| Hexatoma | 773 | 28 | 16 | 1 |
| Antocha | 759 | 2 | 4 | |
| Dicranota | 765 | 5 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 3 | 3 |
| Bythinella | 992 | 1 | ||
| Turbellaria | 3326 | 2 | 1 | |
| Polycelis | 1064 | 4 | 4 | |
| Oligochaeta | 933 | 1 | 1 | |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 |