Listes faunistiques invertébrés
L'Agout à St-Agnan 05140000
- Télécharger la fiche IRSTEA xls / 44 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 14/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 8 |
| Variété taxonomique | 23 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 12.0 | dominant |
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 52.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Pierres, galets | 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 | Rapide | C |
| P11 | Blocs | Moyenne | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 17 | ||
| Protonemura | 46 | 1 | ||
| Micrasema | 268 | 1 | 2 | |
| Hydropsyche | 212 | 19 | 3 | |
| Polycentropus | 231 | 8 | ||
| Psychomyia | 239 | 11 | 9 | 49 |
| Rhyacophila lato-sensu | 183 | 3 | 2 | |
| Baetis lato sensu | 9794 | 740 | 674 | |
| Baetidae | 363 | 832 | ||
| Ephemerella ignita | 451 | 24 | 61 | 4 |
| Ecdyonurus | 421 | 1 | 4 | 2 |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 1 | 4 | |
| Heptagenia | 443 | 2 | ||
| Heptageniidae | 399 | 1 | 2 | |
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 10 | 4 | 1 |
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 1 | 1 | 1 |
| Chironomidae | 807 | 1315 | 10 | 2 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 2 | ||
| Simuliidae | 801 | 2 | 1 | 1 |
| Calopteryx | 650 | 1 | ||
| Gomphus | 679 | 1 | ||
| Gammarus | 892 | 3540 | 1218 | 384 |
| Copepoda | 3206 | 3 | ||
| Pacifastacus | 872 | 3 | ||
| Corbicula | 1051 | 1 | ||
| Pisidium | 1043 | 5 | ||
| Ancylus | 1028 | 19 | 4 | 25 |
| Potamopyrgus | 978 | 2 | ||
| Planorbidae | 1009 | 1 | ||
| Oligochaeta | 933 | 13 | 15 | 2 |
| Polycelis | 1064 | 3 | 2 | 9 |
| Hydracarina | 906 | 3 |