Listes faunistiques invertébrés
Le Gave de Héas au niveau de Gedre 05218620
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 22/08/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 27 |
| Taxon indicateur | Perlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 16.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 72.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Rapide | B |
| P2 | Blocs | Moyenne | B |
| P3 | Pierres, galets | Moyenne | B |
| P4 | Dalles, argiles | Nulle | C |
| P5 | Dalles, argiles | Moyenne | B |
| P6 | Litieres | Nulle | A |
| P7 | Granulats | Moyenne | A |
| P8 | Dalles, argiles | Rapide | C |
| P9 | Dalles, argiles | Lente | C |
| P10 | Bryophytes | Rapide | A |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 83 | 11 | 1 |
| Nemoura | 26 | 3 | ||
| Protonemura | 46 | 128 | ||
| Perlidae | 155 | 6 | 4 | |
| Dinocras | 156 | 4 | 1 | |
| Micrasema | 268 | 2 | ||
| Glossosoma | 190 | 3 | ||
| Hydropsyche | 212 | 1 | 11 | |
| Limnephilidae | 276 | 5 | 4 | |
| Stenophylacini-chaetopterygini | 3146 | 1 | 2 | |
| Rhyacophila lato-sensu | 183 | 3 | 1 | |
| Sericostoma | 322 | 28 | 2 | |
| Baetis | 364 | 15 | 87 | 85 |
| Caenis | 457 | 104 | 70 | |
| Ephemerella ignita | 451 | 17 | 3 | |
| Heptageniidae | 399 | 4 | ||
| Ecdyonurus | 421 | 11 | 7 | |
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 21 | ||
| Hydroporinae | 2393 | 3 | 4 | |
| Elmis | 618 | 2 | ||
| Esolus | 619 | 2 | ||
| Limnius | 623 | 1 | ||
| Riolus | 625 | 1 | ||
| Atherix | 839 | 1 | ||
| Chironomidae | 807 | 5 | 13 | 8 |
| Chelifera | 2884 | 1 | ||
| Clinocerinae | 9813 | 2 | ||
| Hexatoma | 773 | 6 | 8 | |
| Antocha | 759 | 3 | 1 | |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 24 | 6 | 5 |
| Ostracoda | 3170 | 3 | 3 | |
| Ancylus | 1028 | 2 | ||
| Galba | 1001 | 1 | ||
| Polycelis | 1064 | 3 | ||
| Oligochaeta | 933 | 15 | 2 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |