Listes faunistiques invertébrés
Le Bastan en amont de Barèges 05218560
- Télécharger la fiche IRSTEA xls / 648 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 28/09/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 9 |
| Variété taxonomique | 23 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 44.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Rapide | B |
| P2 | Pierres, galets | Rapide | B |
| P3 | Dalles, argiles | Moyenne | B |
| P4 | Dalles, argiles | Lente | C |
| P5 | Granulats | Lente | A |
| P6 | Blocs | Moyenne | B |
| P7 | Pierres, galets | Moyenne | C |
| P8 | Helophytes | Lente | A |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Litieres | Nulle | A |
| P11 | Pierres, galets | Lente | C |
| P12 | Sables | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Leuctridae | 66 | 1 | ||
| Leuctra | 69 | 1 | 2 | |
| Nemouridae | 20 | 1 | ||
| Nemoura | 26 | 1 | 8 | |
| Protonemura | 46 | 22 | 1 | 11 |
| Perlidae | 155 | 1 | ||
| Dinocras | 156 | 2 | 20 | 12 |
| Perla | 164 | 1 | 15 | 8 |
| Isoperla | 140 | 7 | 3 | 7 |
| Perlodes | 150 | 3 | ||
| Micrasema | 268 | 1 | 1 | |
| Hydropsychidae | 211 | 12 | 12 | |
| Hydropsyche | 212 | 25 | 7 | |
| Limnephilidae | 276 | 12 | ||
| Drusinae | 3120 | 9 | 4 | 11 |
| Limnephilinae | 3163 | 4 | ||
| Rhyacophila lato-sensu | 183 | 5 | 7 | 14 |
| Sericostomatidae | 321 | 1 | 7 | |
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 193 | 58 | 212 |
| Caenis | 457 | 4 | 2 | |
| Ephemerella ignita | 451 | 1 | ||
| Heptageniidae | 399 | 3 | 2 | |
| Ecdyonurus | 421 | 2 | 1 | |
| Epeorus | 400 | 16 | 21 | |
| Rhithrogena | 404 | 3 | 7 | |
| Hydroporinae | 2393 | 8 | ||
| Oreodytes | 552 | 1 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | 2 | |
| Atherix ibis | 3133 | 1 | ||
| Liponeura | 752 | 2 | 8 | 1 |
| Chironomidae | 807 | 1398 | 313 | 231 |
| Clinocerinae | 9813 | 1 | 2 | 3 |
| Hexatoma | 773 | 13 | 5 | 12 |
| Pedicia | 763 | 1 | ||
| Dicranota | 765 | 1 | ||
| Simuliidae | 801 | 1 | 982 | 8 |
| Tipulidae | 753 | 1 | ||
| Tricladida | 1054 | 1 | ||
| Polycelis | 1064 | 1 | 7 | |
| Hydracarina | 906 | 3 |