Listes faunistiques invertébrés
Le Gave de Héas au niveau de Gedre 05218620
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 22/08/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 29 |
| 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 | 47.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Rapide | B |
| P2 | Pierres, galets | Rapide | B |
| P3 | Blocs | Rapide | B |
| P4 | Branchage, racines | Nulle | A |
| P5 | Litieres | Nulle | A |
| P6 | Dalles, argiles | Moyenne | C |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Bryophytes | Rapide | A |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Granulats | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 13 | 5 | 7 |
| Nemoura | 26 | 5 | 1 | |
| Protonemura | 46 | 108 | 2 | 2 |
| Dinocras | 156 | 17 | 11 | 5 |
| Perla | 164 | 1 | ||
| Isoperla | 140 | 7 | 1 | |
| Perlodes | 150 | 2 | ||
| Hydropsychidae | 211 | 1 | 15 | |
| Hydropsyche | 212 | 4 | 1 | |
| Limnephilidae | 276 | 1 | ||
| Halesus | 3186 | 1 | ||
| Limnephilinae | 3163 | 3 | ||
| Rhyacophila lato-sensu | 183 | 2 | ||
| Sericostoma | 322 | 2 | 1 | |
| Baetis | 364 | 24 | 153 | 8 |
| Caenis | 457 | 29 | 3 | |
| Ephemerella ignita | 451 | 57 | 9 | |
| Ecdyonurus | 421 | 1 | 5 | 13 |
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 1 | 7 | |
| Hydroporinae | 2393 | 1 | 1 | |
| Oreodytes | 552 | 4 | 3 | |
| Elmis | 618 | 7 | 2 | 1 |
| Esolus | 619 | 3 | 3 | 1 |
| Limnius | 623 | 1 | ||
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 2 | 1 | |
| Atherix | 839 | 1 | 1 | |
| Liponeura | 752 | 1 | 2 | |
| Chironomidae | 807 | 121 | 3 | 12 |
| Chelifera | 2884 | 1 | 1 | |
| Hemerodromiinae | 3202 | 1 | ||
| Hexatoma | 773 | 1 | 3 | 2 |
| Antocha | 759 | 2 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 9 | 74 | |
| Thaumaleidae | 823 | 1 | ||
| Tipulidae | 753 | 2 | ||
| Potamopyrgus | 978 | 1 | ||
| Tricladida | 1054 | 1 | ||
| Polycelis | 1064 | 3 | 1 | 2 |
| Oligochaeta | 933 | 1 | 10 | |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |