Listes faunistiques invertébrés
Orbieu à Nevian 06179700
- Télécharger la fiche IRSTEA xls / 122 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 03/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 27 |
| I2M2 | 0.8420 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 84.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 7.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Blocs | Moyenne | A |
| P4 | Helophytes | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Cheumatopsyche | 221 | 1 | 2 | |
| Hydropsyche | 212 | 33 | 12 | |
| Hydroptila | 200 | 17 | 1 | |
| Orthotrichia | 197 | 2 | ||
| Athripsodes | 311 | 2 | 5 | 3 |
| Mystacides | 312 | 1 | ||
| Chimarra | 207 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Baetis | 364 | 60 | 1 | 26 |
| Cloeon | 387 | 24 | ||
| Procloeon | 390 | 1 | 1 | |
| Caenis | 457 | 47 | 63 | 72 |
| Ephemerella | 450 | 6 | ||
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 63 | 6 | 56 |
| Choroterpes | 474 | 11 | ||
| Ephoron | 496 | 11 | 18 | 2 |
| Micronecta | 719 | 11 | 14 | |
| Esolus | 619 | 8 | 7 | |
| Limnius | 623 | 1 | 4 | |
| Oulimnius | 622 | 1 | 9 | |
| Stenelmis | 617 | 2 | 1 | 6 |
| Chironomidae | 807 | 71 | 39 | 366 |
| Empididae | 831 | 1 | ||
| Gomphidae | 678 | 2 | ||
| Platycnemis | 657 | 5 | ||
| Ostracoda | 3170 | 1 | ||
| Gammaridae | 887 | 160 | ||
| Echinogammarus | 888 | 302 | 383 | 202 |
| Atyaephyra | 861 | 45 | ||
| Corbicula | 1051 | 2 | ||
| Ancylus | 1028 | 1 | 1 | |
| Bithynia | 994 | 6 | 1 | |
| Potamopyrgus | 978 | 4 | 5 | 13 |
| Radix | 1004 | 2 | ||
| Theodoxus | 967 | 1 | ||
| Physidae | 995 | 1 | ||
| Erpobdellidae | 928 | 1 | 2 | |
| Dugesiidae | 1055 | 208 | 8 | 91 |
| Oligochaeta | 933 | 1 | 1 | 9 |
| Hydracarina | 906 | 1 | 1 |