Listes faunistiques invertébrés
Lez (Paca) à Valréas 06117220
- Télécharger la fiche IRSTEA xls / 124 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 10/06/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| I2M2 | 0.6723 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 90.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Rapide | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 2 | 37 | 26 |
| Leuctra | 69 | 16 | 87 | 107 |
| Nemoura | 26 | 1 | ||
| Perla | 164 | 2 | 1 | |
| Isoperla | 140 | 1 | 1 | |
| Hydropsyche | 212 | 5 | 6 | 24 |
| Hydropsychidae | 211 | 2 | ||
| Athripsodes | 311 | 4 | ||
| Leptocerus | 319 | 1 | ||
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | 1 | 3 |
| Acentrella | 5151 | 2 | 16 | 82 |
| Baetis lato sensu | 9794 | 1410 | 881 | 776 |
| Procloeon | 390 | 1 | 1 | |
| Caenis | 457 | 4 | 1 | |
| Ephemerella | 450 | 21 | 6 | 9 |
| Ecdyonurus | 421 | 57 | 55 | 26 |
| Heptageniidae | 399 | 7 | 1 | |
| Choroterpes | 474 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Oligoneuriella | 394 | 14 | 42 | |
| Micronecta | 719 | 4 | ||
| Gerris | 735 | 1 | ||
| Laccophilus | 553 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 5 | 4 | |
| Esolus | 619 | 5 | 148 | 22 |
| Riolus | 625 | 1 | 1 | |
| Elmidae | 614 | 1 | ||
| Hydrocyphon | 637 | 1 | ||
| Ceratopogoninae | 822 | 1 | 3 | 11 |
| Chironomidae | 807 | 7348 | 116 | 472 |
| Clinocerinae | 9813 | 2 | 1 | 2 |
| Hemerodromiinae | 3202 | 1 | 1 | |
| Hexatomini | 20358 | 1 | 16 | |
| Limoniini | 20393 | 1 | ||
| Limoniidae | 757 | 15 | ||
| Simuliidae | 801 | 13 | 60 | 1073 |
| Tipulidae | 753 | 27 | 5 | 18 |
| Onychogomphus | 682 | 5 | 1 | |
| Gammarus | 892 | 64 | 13 | 1 |
| Gammaridae | 887 | 20 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Potamopyrgus | 978 | 1 | ||
| Valvata | 972 | 1 | ||
| Oligochaeta | 933 | 97 | 8 | 52 |
| Dugesia | 1056 | 11 | 1 | |
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 |