Listes faunistiques invertébrés
Orbieu à Nevian 06179700
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| Date prélèvement | 30/06/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 36 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 2.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 56.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 37.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Granulats | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Granulats | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 4 | ||
| Brachycentrus | 265 | 1 | ||
| Goeridae | 286 | 1 | 1 | |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 3 | 40 | 31 |
| Hydroptilidae | 193 | 2 | ||
| Hydroptila | 200 | 38 | 4 | 7 |
| Orthotrichia | 197 | 8 | 8 | 3 |
| Leptoceridae | 310 | 1 | ||
| Athripsodes | 311 | 1 | 6 | |
| Mystacides | 312 | 5 | 2 | |
| Oecetis | 317 | 1 | ||
| Triaenodes | 314 | 1 | ||
| Chimarra | 207 | 31 | 16 | |
| Polycentropodidae | 223 | 1 | 1 | |
| Polycentropus | 231 | 12 | 8 | |
| Psychomyia | 239 | 1 | ||
| Baetis | 364 | 5 | 57 | 16 |
| Cloeon | 387 | 2 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 24 | 90 | 40 |
| Heptageniidae | 399 | 1 | 4 | |
| Ecdyonurus | 421 | 6 | 12 | |
| Leptophlebiidae | 473 | 1 | ||
| Thraulus | 476 | 5 | 6 | 5 |
| Ephoron | 496 | 1 | 3 | 19 |
| Micronecta | 719 | 3 | 2 | 7 |
| Dryops | 613 | 7 | ||
| Esolus | 619 | 9 | 71 | 34 |
| Limnius | 623 | 4 | 56 | 28 |
| Oulimnius | 622 | 10 | 6 | 2 |
| Potamophilus | 615 | 2 | ||
| Stenelmis | 617 | 3 | 8 | 10 |
| Ceratopogonidae | 819 | 4 | 3 | 3 |
| Chironomidae | 807 | 145 | 39 | 49 |
| Simuliidae | 801 | 2 | ||
| Tipulidae | 753 | 2 | ||
| Boyeria | 670 | 1 | ||
| Platycnemis | 657 | 2 | ||
| Gammaridae | 887 | 13 | 37 | 58 |
| Echinogammarus | 888 | 477 | 157 | 430 |
| Asellidae | 880 | 19 | 1 | |
| Atyaephyra | 861 | 11 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Corbicula | 1051 | 10 | 19 | 35 |
| Pisidium | 1043 | 6 | ||
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 29 | 30 | 30 |
| Theodoxus | 967 | 11 | 1 | 9 |
| Physella | 19280 | 5 | ||
| Ancylus | 1028 | 2 | 10 | 7 |
| Erpobdellidae | 928 | 1 | 1 | |
| Glossiphoniidae | 908 | 1 | 6 | |
| Dugesiidae | 1055 | 12 | 177 | 237 |
| Oligochaeta | 933 | 19 | 33 | 24 |
| Hydracarina | 906 | 1 | 1 | 1 |