Listes faunistiques invertébrés
L'Agout à St-Agnan 05140000
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 20/07/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 34 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.4371 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 8.0 | dominant |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 55.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Pierres, galets | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Blocs | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Blocs | Nulle | C |
| P10 | Blocs | Moyenne | C |
| P11 | Blocs | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 71 | 1 | 13 |
| Nemoura | 26 | 1 | ||
| Perla | 164 | 2 | ||
| Micrasema | 268 | 5 | ||
| Silo-lithax | 5219 | 3 | ||
| Hydropsyche | 212 | 23 | 2 | |
| Mystacides | 312 | 8 | ||
| Polycentropus | 231 | 6 | 7 | |
| Psychomyia | 239 | 3 | 3 | 3 |
| Rhyacophila lato-sensu | 183 | 5 | ||
| Baetis | 364 | 128 | 397 | 327 |
| Ephemerella ignita | 451 | 5 | 6 | |
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 8 | 3 | 9 |
| Epeorus | 400 | 13 | 5 | |
| Heptagenia | 443 | 1 | ||
| Heptageniidae | 399 | 6 | 1 | 3 |
| Leptophlebiidae | 473 | 1 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 7 | 24 | 5 |
| Esolus | 619 | 3 | 1 | 2 |
| Oulimnius | 622 | 1 | ||
| Hydrocyphon | 637 | 1 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 284 | 88 | 6 |
| Empididae | 831 | 2 | 2 | |
| Simuliidae | 801 | 19 | 2 | |
| Tabanidae | 837 | 1 | ||
| Gomphus | 679 | 2 | ||
| Gammarus | 892 | 2899 | 356 | 416 |
| Copepoda | 3206 | 1 | 1 | |
| Pacifastacus | 872 | 1 | ||
| Orconectes | 870 | 1 | ||
| Corbicula | 1051 | 8 | ||
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 13 | 11 | 7 |
| Potamopyrgus | 978 | 3 | ||
| Planorbidae | 1009 | 1 | ||
| Valvata | 972 | 1 | ||
| Erpobdellidae | 928 | 2 | ||
| Glossiphoniidae | 908 | 3 | ||
| Oligochaeta | 933 | 2 | 4 | |
| Dugesia | 1056 | 2 | ||
| Polycelis | 1064 | 6 | 1 |