Listes faunistiques invertébrés
La Têche à Trezelles 04022780
- Télécharger la fiche IRSTEA xls / 85 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 25/08/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 10.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 48.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 38.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Lente | C |
| P2 | Granulats | Moyenne | B |
| P3 | Sables | Lente | C |
| P4 | Granulats | Nulle | C |
| P5 | Sables | Nulle | B |
| P6 | Branchage, racines | Nulle | A |
| P7 | Blocs | Nulle | A |
| P8 | Litieres | Nulle | A |
| P9 | Sables | Nulle | C |
| P10 | Dalles, argiles | Lente | A |
| P11 | Granulats | Lente | B |
| P12 | Pierres, galets | Moyenne | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | 4 | 1 |
| Brachycentrus | 265 | 1 | ||
| Silo | 292 | 2 | 1 | |
| Hydropsyche | 212 | 18 | 14 | 2 |
| Athripsodes | 311 | 3 | 4 | |
| Stenophylacini-chaetopterygini | 3146 | 1 | 2 | |
| Baetis | 364 | 6 | 90 | 2 |
| Ephemera | 502 | 4 | ||
| Ephemerella | 450 | 1 | 1 | |
| Electrogena | 3181 | 1 | ||
| Paraleptophlebia | 481 | 1 | ||
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 2 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 4 | 4 | 1 |
| Esolus | 619 | 6 | 9 | |
| Limnius | 623 | 4 | ||
| Oulimnius | 622 | 74 | 7 | |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 2 | 5 | |
| Athericidae | 838 | 3 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 21 | 14 | 16 |
| Limoniidae | 757 | 1 | 14 | 13 |
| Simuliidae | 801 | 3 | ||
| Tabanidae | 837 | 1 | 1 | |
| Calopteryx | 650 | 3 | ||
| Gomphus | 679 | 2 | ||
| Onychogomphus | 682 | 1 | ||
| Gammarus | 892 | 1252 | 225 | 40 |
| Asellidae | 880 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Potamopyrgus | 978 | 3 | 1 | 1 |
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 5 | 8 | 12 |
| Hydracarina | 906 | 1 | 1 | 1 |