Listes faunistiques invertébrés
Le Lot aux Ajustons 05101600
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 28/07/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7390 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 12.0 | dominant |
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 10.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 2.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | 20.0 | dominant |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Granulats | Nulle | A |
| P4 | Helophytes | Lente | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Algues | Moyenne | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Rapide | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Algues | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 270 | 12 | 1 |
| Euleuctra geniculata | 68 | 91 | 1 | |
| Micrasema | 268 | 23 | 3 | |
| Oligoplectrum | 263 | 96 | 358 | 31 |
| Hydropsyche | 212 | 39 | 57 | 313 |
| Hydroptila | 200 | 2 | 2 | |
| Limnephilinae | 3163 | 7 | ||
| Chimarra | 207 | 5 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 6 | 8 | 3 |
| Rhyacophila lato-sensu | 183 | 3 | 19 | 4 |
| Baetis | 364 | 57 | 396 | 1093 |
| Caenis | 457 | 9 | ||
| Ephemerella | 450 | 42 | 14 | 2 |
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 33 | 13 | |
| Paraleptophlebia | 481 | 1 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 39 | 70 | 26 |
| Esolus | 619 | 25 | 3 | |
| Limnius | 623 | 9 | 1 | |
| Oulimnius | 622 | 23 | 5 | 1 |
| Stenelmis | 617 | 26 | ||
| Anthomyidae | 847 | 2 | 8 | |
| Chironomidae | 807 | 62 | 192 | 175 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 1 | 1 | 1 |
| Simuliidae | 801 | 10 | 6 | 5 |
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Asellidae | 880 | 18 | 3 | |
| Hydracarina | 906 | 2 | ||
| Sphaeriidae | 1042 | 2 | ||
| Ancylus | 1028 | 36 | 8 | 2 |
| Potamopyrgus | 978 | 6 | 2 | |
| Lymnaeidae | 998 | 5 | ||
| Theodoxus | 967 | 8 | 4 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 1 | ||
| Planariidae | 1061 | 1 |