Listes faunistiques invertébrés
Le Chavanon au niveau de Savennes 05069450
- Télécharger la fiche IRSTEA xls / 33 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 20/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 37 |
| I2M2 | 0.9346 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 51.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Blocs | Moyenne | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Calopteryx | 650 | 2 | ||
| Caenis | 457 | 6 | 13 | 8 |
| Leptophlebiidae | 473 | 17 | 19 | 7 |
| Paraleptophlebia | 481 | 5 | 5 | 15 |
| Habroleptoides | 485 | 1 | 3 | 3 |
| Habrophlebia | 491 | 1 | ||
| Ephemera | 502 | 32 | 8 | 14 |
| Orectochilus | 515 | 2 | ||
| Hydraena | 608 | 2 | 2 | |
| Elmis | 618 | 55 | 11 | 7 |
| Esolus | 619 | 8 | 7 | 3 |
| Dupophilus | 620 | 27 | 16 | 20 |
| Oulimnius | 622 | 1 | ||
| Limnius | 623 | 1 | 1 | 1 |
| Heptagenia | 443 | 7 | 21 | 47 |
| Gomphidae | 678 | 1 | ||
| Limoniidae | 757 | 4 | 5 | 13 |
| Simuliidae | 801 | 2 | 1 | |
| Chironomidae | 807 | 75 | 56 | |
| Empididae | 831 | 1 | ||
| Athericidae | 838 | 3 | 1 | 1 |
| Gammarus | 892 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Oligochaeta | 933 | 9 | 12 | 8 |
| Ancylus | 1028 | 93 | 13 | |
| Sphaeriidae | 1042 | 1 | ||
| Torleya | 2391 | 3 | 2 | |
| Colymbetinae | 2395 | 1 | ||
| Psychomyia | 239 | 2 | ||
| Protonemura | 46 | 93 | 1 | |
| Leuctra | 69 | 20 | 44 | 24 |
| Isoperla | 140 | 1 | 1 | |
| Perlodes | 150 | 1 | ||
| Perla | 164 | 1 | 6 | |
| Chloroperla | 170 | 1 | 5 | |
| Siphonoperla | 174 | 2 | ||
| Rhyacophila lato-sensu | 183 | 2 | 1 | |
| Agapetus | 191 | 4 | 352 | 81 |
| Ithytrichia | 198 | 4 | 1 | |
| Hydropsyche | 212 | 12 | 10 | 9 |
| Cheumatopsyche | 221 | 2 | 2 | |
| Polycentropus | 231 | 21 | 4 | 14 |
| Nemoura | 26 | 12 | ||
| Micrasema | 268 | 49 | 63 | 7 |
| Goeridae | 286 | 1 | ||
| Silo | 292 | 6 | 6 | 5 |
| Lepidostoma | 305 | 3 | 2 | 1 |
| Leptoceridae | 310 | 1 | ||
| Athripsodes | 311 | 1 | 4 | 1 |
| Oecetis | 317 | 1 | 2 | 2 |
| Adicella | 320 | 1 | ||
| Sericostomatidae | 321 | 7 | ||
| Baetis | 364 | 27 | 27 | 6 |
| Epeorus | 400 | 21 | 6 | |
| Rhithrogena | 404 | 14 | 51 | 11 |
| Ecdyonurus | 421 | 16 | 133 | 75 |