Listes faunistiques invertébrés
Le Bastan en amont de Barèges 05218560
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 23/08/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 9 |
| Variété taxonomique | 23 |
| Taxon indicateur | Perlidae |
| I2M2 | 0.5738 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 19.0 | dominant |
| Blocs | 26.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 53.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Rapide | B |
| P2 | Blocs | Moyenne | C |
| P3 | Granulats | Lente | A |
| P4 | Granulats | Moyenne | A |
| P5 | Dalles, argiles | Rapide | B |
| P6 | Dalles, argiles | Moyenne | B |
| P7 | Sables | Lente | A |
| P8 | Dalles, argiles | Lente | C |
| P9 | Sables | Nulle | A |
| P10 | Pierres, galets | Rapide | B |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 13 | |
| Perlidae | 155 | 1 | 1 | |
| Dinocras | 156 | 1 | ||
| Perla | 164 | 1 | ||
| Glossosoma | 190 | 1 | ||
| Drusinae | 3120 | 8 | ||
| Rhyacophila lato-sensu | 183 | 3 | 3 | |
| Sericostoma | 322 | 3 | ||
| Baetis | 364 | 17 | 75 | 40 |
| Ephemerella ignita | 451 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Rhithrogena | 404 | 11 | 9 | |
| Hydroporinae | 2393 | 2 | ||
| Elmis | 618 | 1 | 1 | |
| Esolus | 619 | 7 | 1 | |
| Limnius | 623 | 1 | ||
| Liponeura | 752 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 27 | 9 | 10 |
| Chelifera | 2884 | 1 | ||
| Clinocerinae | 9813 | 1 | ||
| Hemerodromiinae | 3202 | 1 | ||
| Limoniidae | 757 | 3 | 1 | 1 |
| Hexatoma | 773 | 70 | 3 | |
| Antocha | 759 | 4 | 2 | |
| Dicranota | 765 | 1 | 1 | |
| Simuliidae | 801 | 2 | 208 | 134 |
| Lymnaeidae | 998 | 1 | ||
| Dugesia | 1056 | 1 | ||
| Polycelis | 1064 | 4 | 1 | |
| Oligochaeta | 933 | 1 | 1 | |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |