Listes faunistiques invertébrés
Lez (Paca) à Valréas 06117220
- Télécharger la fiche IRSTEA xls / 48 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 30/05/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| I2M2 | 0.8192 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 92.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Blocs | Moyenne | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 43 | ||
| Leuctra geniculata | 33830 | 24 | 35 | 130 |
| Perlidae | 155 | 1 | ||
| Perlodidae | 127 | 3 | ||
| Isoperla | 140 | 1 | 2 | |
| Hydropsyche | 212 | 5 | 3 | |
| Hydroptila | 200 | 1 | 1 | |
| Leptoceridae | 310 | 1 | ||
| Setodes | 318 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Rhyacophila lato-sensu | 183 | 16 | 13 | |
| Sericostoma | 322 | 2 | ||
| Acentrella | 5151 | 16 | ||
| Baetis | 364 | 30 | 5 | 61 |
| Caenis | 457 | 4 | 6 | 31 |
| Ephemera | 502 | 1 | ||
| Ephemerellidae | 449 | 2 | ||
| Ephemerella ignita | 451 | 25 | 6 | 11 |
| Heptageniidae | 399 | 20 | ||
| Ecdyonurus | 421 | 3 | 15 | 9 |
| Oligoneuriella | 394 | 30 | 32 | 30 |
| Pomatinus | 611 | 6 | 1 | 1 |
| Elmis | 618 | 2 | 1 | |
| Esolus | 619 | 9 | 58 | 41 |
| Limnius | 623 | 1 | ||
| Riolus | 625 | 1 | ||
| Orectochilus | 515 | 1 | 1 | |
| Athericidae | 838 | 6 | 3 | |
| Ceratopogonidae | 819 | 1 | 3 | |
| Chironomidae | 807 | 60 | 15 | 45 |
| Empididae | 831 | 1 | 1 | |
| Simuliidae | 801 | 15 | 1 | 6 |
| Tabanidae | 837 | 1 | 1 | |
| Tipulidae | 753 | 1 | 1 | |
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 1 | 1 | |
| Cordulegaster | 687 | 1 | ||
| Onychogomphus | 682 | 8 | 7 | 12 |
| Gammaridae | 887 | 52 | ||
| Gammarus | 892 | 150 | 40 | 43 |
| Copepoda | 3206 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Radix | 1004 | 1 | ||
| Oligochaeta | 933 | 15 | 50 | 16 |
| Dugesiidae | 1055 | 1 | 1 | 2 |
| Nemathelmintha | 3111 | 3 |