Listes faunistiques invertébrés
Lez (Paca) à Valréas 06117220
- Télécharger la fiche IRSTEA xls / 114 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 09/06/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 30 |
| I2M2 | 0.5903 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 95.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Rapide | A |
| P3 | Sables | Nulle | A |
| P4 | Dalles, argiles | Moyenne | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Rapide | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 10 | 80 | 116 |
| Isoperla | 140 | 3 | ||
| Hydropsyche | 212 | 3 | 8 | 4 |
| Hydroptila | 200 | 6 | 5 | 4 |
| Leptoceridae | 310 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Setodes | 318 | 2 | ||
| Polycentropus | 231 | 10 | 3 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Acentrella | 5151 | 7 | 3 | 1 |
| Baetis | 364 | 4 | 5 | 7 |
| Procloeon | 390 | 7 | ||
| Caenis | 457 | 32 | 23 | 18 |
| Serratella | 5152 | 14 | 1 | 4 |
| Heptageniidae | 399 | 1 | 5 | |
| Ecdyonurus | 421 | 1 | 3 | 1 |
| Electrogena | 3181 | 9 | 3 | |
| Oligoneuriella | 394 | 7 | ||
| Micronectinae | 20396 | 40 | 25 | |
| Pomatinus substriatus | 33844 | 1 | ||
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 2 | 1 | 1 |
| Esolus | 619 | 13 | 44 | 27 |
| Limnius | 623 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 248 | 116 | 52 |
| Empididae | 831 | 1 | 1 | |
| Simuliidae | 801 | 1510 | 48 | 120 |
| Tipulidae | 753 | 4 | 2 | |
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 3 | ||
| Onychogomphus | 682 | 7 | 5 | |
| Gammarus | 892 | 96 | 4 | 7 |
| Niphargus | 902 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Oligochaeta | 933 | 5 | 10 | 3 |
| Dugesiidae | 1055 | 1 | ||
| Nemathelmintha | 3111 | 1 | ||
| Hydrozoa | 3168 | 1 |