Listes faunistiques invertébrés
Le Gave d'Azun à Lau Balagnas 05217600
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 23/08/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| Taxon indicateur | Perlidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 21.0 | dominant |
| Blocs | 50.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Bryophytes | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Blocs | Rapide | B |
| P5 | Dalles, argiles | Rapide | B |
| P6 | Pierres, galets | Moyenne | C |
| P7 | Blocs | Moyenne | B |
| P8 | Blocs | Lente | C |
| P9 | Granulats | Lente | A |
| P10 | Pierres, galets | Rapide | B |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Blocs | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 11 | 18 |
| Amphinemura | 21 | 2 | 1 | |
| Nemoura | 26 | 1 | 1 | 2 |
| Protonemura | 46 | 26 | 9 | |
| Dinocras | 156 | 13 | 4 | 3 |
| Micrasema | 268 | 1 | 1 | |
| Glossosoma | 190 | 4 | 1 | |
| Goeridae | 286 | 3 | ||
| Hydropsychidae | 211 | 1 | ||
| Hydropsyche | 212 | 4 | 10 | |
| Lepidostoma | 305 | 11 | 4 | |
| Limnephilinae | 3163 | 12 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | ||
| Sericostomatidae | 321 | 1 | ||
| Baetis | 364 | 6 | 73 | 67 |
| Caenis | 457 | 1 | 7 | 4 |
| Ephemerella ignita | 451 | 7 | 8 | 3 |
| Ecdyonurus | 421 | 4 | 1 | |
| Rhithrogena | 404 | 68 | 8 | |
| Dryops | 613 | 1 | ||
| Oreodytes | 552 | 3 | 5 | 1 |
| Platambus | 556 | 1 | ||
| Elmis | 618 | 11 | 11 | 4 |
| Esolus | 619 | 3 | ||
| Limnius | 623 | 2 | 1 | |
| Hydraena | 608 | 5 | 6 | |
| Atherix | 839 | 11 | 2 | |
| Liponeura | 752 | 2 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 66 | 51 | 65 |
| Dolichopodidae | 836 | 1 | ||
| Chelifera | 2884 | 1 | 1 | |
| Clinocerinae | 9813 | 2 | ||
| Hemerodromiinae | 3202 | 1 | ||
| Hexatoma | 773 | 2 | ||
| Antocha | 759 | 7 | 3 | |
| Dicranota | 765 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Simuliidae | 801 | 6 | 46 | 12 |
| Tipulidae | 753 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Gammarus | 892 | 2 | 1 | |
| Bythinella | 992 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Dugesiidae | 1055 | 1 | ||
| Oligochaeta | 933 | 3 | 4 | |
| Hydracarina | 906 | 3 | 3 |