Listes faunistiques invertébrés
L'Aix à Grézolles 04011700
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 04/06/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 42.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Athericidae | 838 | 4 | 5 | |
| Athripsodes | 311 | 12 | 2 | |
| Baetis lato sensu | 9794 | 408 | 576 | 160 |
| Blephariceridae | 747 | 4 | 1 | |
| Caenis | 457 | 6 | 8 | 3 |
| Calopteryx | 650 | 2 | 1 | 1 |
| Chironomidae | 807 | 196 | 9 | 24 |
| Cordulegaster | 687 | 1 | ||
| Dupophilus | 620 | 2 | 2 | |
| Ecdyonurus | 421 | 1 | 6 | 1 |
| Elmis | 618 | 8 | 1 | |
| Epeorus | 400 | 3 | 1 | |
| Ephemera | 502 | 1 | 1 | |
| Ephemerella ignita | 451 | 48 | 15 | 4 |
| Erpobdellidae | 928 | 2 | ||
| Esolus | 619 | 3 | 3 | |
| Gammarus | 892 | 3 | 1 | 1 |
| Habrophlebia | 491 | 7 | 3 | 1 |
| Heptageniidae | 399 | 2 | 1 | |
| Hydracarina | 906 | 1 | 1 | |
| Hydraena | 608 | 1 | 2 | |
| Hydrometra | 740 | 1 | ||
| Hydropsyche | 212 | 1 | 3 | 2 |
| Hydroptila | 200 | 1 | ||
| Isoperla | 140 | 1 | ||
| Leptophlebiidae | 473 | 18 | 4 | 5 |
| Leuctra | 69 | 3 | 2 | 5 |
| Limnephilinae | 3163 | 3 | ||
| Limoniidae | 757 | 3 | 1 | |
| Micrasema | 268 | 4 | 4 | |
| Nemoura | 26 | 1 | ||
| Oecetis | 317 | 6 | ||
| Oligochaeta | 933 | 96 | 172 | 13 |
| Onychogomphus | 682 | 1 | ||
| Pacifastacus | 872 | 6 | 1 | |
| Perla | 164 | 4 | 1 | |
| Perlidae | 155 | 13 | 3 | 2 |
| Pisidium | 1043 | 2 | ||
| Platambus | 556 | 8 | ||
| Polycentropus | 231 | 1 | ||
| Protonemura | 46 | 5 | ||
| Psychodidae | 783 | 1 | ||
| Rhithrogena | 404 | 1 | 4 | 2 |
| Rhyacophila lato-sensu | 183 | 3 | 9 | |
| Simuliidae | 801 | 11 | 220 | 30 |
| Siphonoperla | 174 | 1 | 3 |