Listes faunistiques invertébrés
Jaur à Olargues 2 06185900
- Télécharger la fiche IRSTEA xls / 121 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 04/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 40 |
| I2M2 | 0.7005 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 33.0 | dominant |
| Blocs | 27.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 32.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Granulats | Nulle | A |
| P3 | Helophytes | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Blocs | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 45 | 11 | 53 |
| Leuctra | 69 | 49 | 112 | 120 |
| Brachycentrus | 265 | 243 | 64 | 10 |
| Calamoceras | 342 | 2 | ||
| Cheumatopsyche | 221 | 1 | 26 | 16 |
| Hydropsyche | 212 | 104 | 193 | 107 |
| Hydroptilidae | 193 | 1 | ||
| Orthotrichia | 197 | 2 | ||
| Leptocerus | 319 | 1 | ||
| Mystacides | 312 | 4 | ||
| Oecetis | 317 | 4 | ||
| Chimarra | 207 | 1 | 2 | 3 |
| Polycentropus | 231 | 6 | 5 | |
| Psychomyia | 239 | 2 | 11 | 46 |
| Rhyacophila lato-sensu | 183 | 7 | 16 | 2 |
| Baetis | 364 | 107 | 19 | 40 |
| Procloeon | 390 | 3 | ||
| Caenis | 457 | 2 | 1 | 1 |
| Serratella | 5152 | 15 | 9 | 8 |
| Heptageniidae | 399 | 2 | 2 | |
| Ecdyonurus | 421 | 5 | 21 | 16 |
| Epeorus | 400 | 2 | ||
| Choroterpes | 474 | 2 | ||
| Micronecta | 719 | 16 | 1 | |
| Hydrometra | 740 | 2 | ||
| Dryops | 613 | 4 | ||
| Elmis | 618 | 15 | 13 | 2 |
| Esolus | 619 | 73 | 167 | 98 |
| Limnius | 623 | 5 | 109 | 35 |
| Normandia | 624 | 25 | ||
| Oulimnius | 622 | 103 | 75 | 108 |
| Stenelmis | 617 | 5 | 1 | |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 6 | 5 | |
| Hydrochus | 606 | 1 | ||
| Athericidae | 838 | 2 | 6 | 9 |
| Blephariceridae | 747 | 5 | ||
| Ceratopogonidae | 819 | 1 | 3 | |
| Chironomidae | 807 | 169 | 59 | 158 |
| Empididae | 831 | 2 | 1 | 1 |
| Limoniidae | 757 | 2 | 6 | |
| Simuliidae | 801 | 1 | 309 | |
| Tabanidae | 837 | 2 | ||
| Tipulidae | 753 | 5 | ||
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 1 | ||
| Calopteryx | 650 | 20 | ||
| Gammarus | 892 | 11 | 1456 | 16 |
| Copepoda | 3206 | 1 | ||
| Potamopyrgus | 978 | 21 | 3 | |
| Ancylus | 1028 | 2 | 4 | 1 |
| Erpobdellidae | 928 | 1 | 1 | |
| Dugesiidae | 1055 | 1 | 5 | |
| Oligochaeta | 933 | 17 | 4 | |
| Hydracarina | 906 | 1 | 1 | 1 |