Listes faunistiques invertébrés
Le Chavanon au niveau de Savennes 05069450
- Télécharger la fiche IRSTEA xls / 124 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 23/08/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 31 |
| I2M2 | 0.7816 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 14.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 63.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Dalles, argiles | Rapide | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ceratopogonidae | 819 | 1 | 1 | |
| Hydraena | 608 | 1 | ||
| Elmis | 618 | 29 | 13 | 50 |
| Esolus | 619 | 1 | 5 | 1 |
| Dupophilus | 620 | 5 | 32 | |
| Limnius | 623 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Limoniidae | 757 | 8 | ||
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 3 | 1 | |
| Chironomidae | 807 | 47 | 311 | 155 |
| Orectochilus | 515 | 1 | ||
| Athericidae | 838 | 2 | ||
| Gammarus | 892 | 4 | ||
| Hydracarina | 906 | 1 | 1 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 9 | 11 | 4 |
| Ancylus | 1028 | 4 | 1 | |
| Pisidium | 1043 | 1 | ||
| Baetis lato sensu | 9794 | 8 | 21 | 19 |
| Agapetinae | 9812 | 3 | 1 | |
| Glossosomatinae | 20359 | 1 | 1 | 1 |
| Silo | 292 | 1 | 2 | 6 |
| Leuctra | 69 | 7 | 30 | 15 |
| Perla | 164 | 8 | 1 | |
| Chloroperla | 170 | 1 | ||
| Rhyacophila lato-sensu | 183 | 5 | 1 | |
| Hydropsyche | 212 | 2 | 76 | 83 |
| Cheumatopsyche | 221 | 3 | 23 | 133 |
| Polycentropus | 231 | 4 | ||
| Psychomyia | 239 | 1 | ||
| Lype | 241 | 1 | ||
| Micrasema | 268 | 126 | 126 | 250 |
| Protonemura | 46 | 12 | 12 | 48 |
| Oecetis | 317 | 1 | ||
| Centroptilum | 383 | 5 | ||
| Epeorus | 400 | 22 | ||
| Rhithrogena | 404 | 16 | 1 | |
| Ecdyonurus | 421 | 2 | ||
| Caenis | 457 | 1 | 2 | |
| Paraleptophlebia | 481 | 5 | ||
| Habroleptoides | 485 | 1 | ||
| Ephemera | 502 | 17 | 1 |