Listes faunistiques invertébrés
Lez (Paca) à Valréas 06117220
- Télécharger la fiche IRSTEA xls / 100 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 13/06/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| I2M2 | 0.7397 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 96.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Moyenne | A |
| P4 | Dalles, argiles | Moyenne | 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 | 18 | 54 | 70 |
| Leuctra geniculata | 33830 | 9 | 202 | 65 |
| Isoperla | 140 | 1 | ||
| Cheumatopsyche | 221 | 1 | 1 | |
| Hydropsyche | 212 | 7 | 2 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 7 | ||
| Setodes | 318 | 1 | ||
| Polycentropus | 231 | 2 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Acentrella | 5151 | 1 | ||
| Baetis | 364 | 198 | 219 | 190 |
| Cloeon | 387 | 2 | ||
| Caenis | 457 | 2 | 2 | 1 |
| Ephemerella ignita | 451 | 19 | 5 | |
| Heptageniidae | 399 | 4 | 26 | |
| Ecdyonurus | 421 | 12 | 122 | 37 |
| Habrophlebia | 491 | 2 | ||
| Oligoneuriella | 394 | 3 | 33 | 14 |
| Dytiscinae | 2396 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 23 | 118 | 156 |
| Limnius | 623 | 2 | ||
| Hydrocyphon | 637 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Ceratopogonidae | 819 | 1 | 1 | 3 |
| Chironomidae | 807 | 280 | 355 | 301 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 4 | 5 |
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Simuliidae | 801 | 36 | 4 | |
| Tipulidae | 753 | 1 | 1 | 1 |
| Calopteryx | 650 | 1 | ||
| Gomphidae | 678 | 2 | ||
| Onychogomphus | 682 | 7 | 8 | 3 |
| Gammarus | 892 | 44 | 194 | 22 |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Oligochaeta | 933 | 6 | 10 | |
| Dugesiidae | 1055 | 1 | 1 |