Listes faunistiques invertébrés
ISERE A GRESY-SUR-ISERE 06137200
- Télécharger la fiche IRSTEA xls / 872 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 14/02/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 9 |
| Variété taxonomique | 15 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 93.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Rapide | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | 27 | 120 |
| Amphinemura | 21 | 1 | 9 | |
| Isoperla | 140 | 1 | 42 | 131 |
| Hydropsyche | 212 | 4 | 3 | |
| Perlodes | 150 | 3 | ||
| Rhyacophila lato-sensu | 183 | 1 | 3 | |
| Baetis | 364 | 3 | 65 | 170 |
| Ecdyonurus | 421 | 1 | 3 | |
| Epeorus | 400 | 6 | ||
| Rhithrogena | 404 | 1 | 46 | 49 |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 6 | ||
| Riolus | 625 | 1 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 29 | 62 | 103 |
| Dolichopodidae | 836 | 1 | ||
| Empididae | 831 | 9 | ||
| Limoniidae | 757 | 5 | 1 | 2 |
| Scatophagidae | 846 | 1 | ||
| Simuliidae | 801 | 1 | 3 | |
| Tipulidae | 753 | 2 | ||
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 3 | 12 | |
| Ostracoda | 3170 | 1 | 1 | |
| Lymnaeidae | 998 | 1 | ||
| Oligochaeta | 933 | 32 | 74 | 88 |