Listes faunistiques invertébrés
Le Touch à St-Michel du Touch 05161950
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 20/08/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 35 |
| I2M2 | 0.5588 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 5.0 | dominant |
| Pierres, galets | 68.0 | dominant |
| Blocs | 6.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Moyenne | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Blocs | Moyenne | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligoplectrum | 263 | 1 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 3 | 42 | 93 |
| Hydroptila | 200 | 2 | 1 | |
| Ithytrichia | 198 | 39 | ||
| Lepidostoma | 305 | 2 | ||
| Leptoceridae | 310 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 4 | 1 | |
| Polycentropodidae | 223 | 4 | 9 | |
| Polycentropus | 231 | 6 | 14 | |
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | ||
| Baetidae | 363 | 2 | ||
| Baetis lato sensu | 9794 | 8 | 100 | 148 |
| Caenis | 457 | 9 | 7 | 2 |
| Heptagenia | 443 | 2 | 11 | |
| Leptophlebiidae | 473 | 2 | ||
| Gerris | 735 | 13 | 2 | 1 |
| Pomatinus | 611 | 1 | 5 | |
| Elmis | 618 | 22 | 39 | 50 |
| Esolus | 619 | 31 | 18 | 41 |
| Limnius | 623 | 36 | 20 | 19 |
| Macronychus | 626 | 1 | 1 | |
| Oulimnius | 622 | 27 | 20 | 36 |
| Potamophilus | 615 | 9 | ||
| Stenelmis | 617 | 113 | 153 | 85 |
| Hydraena | 608 | 1 | 1 | |
| Athericidae | 838 | 3 | 1 | |
| Chironomidae | 807 | 349 | 23 | 140 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 5 | 2 | 3 |
| Calopteryx | 650 | 1 | 10 | |
| Echinogammarus | 888 | 464 | 585 | 200 |
| Gammarus | 892 | 165 | 172 | |
| Asellidae | 880 | 7 | 3 | |
| Corbicula | 1051 | 303 | 28 | 47 |
| Sphaerium | 1044 | 1 | ||
| Pisidium | 1043 | 65 | 1 | 4 |
| Bithynia | 994 | 5 | 17 | |
| Potamopyrgus | 978 | 107 | 138 | 28 |
| Radix | 1004 | 1 | ||
| Theodoxus | 967 | 4 | 152 | 34 |
| Planorbidae | 1009 | 1 | ||
| Ancylus | 1028 | 34 | 47 | |
| Ferrissia | 1030 | 1 | ||
| Erpobdellidae | 928 | 1 | 2 | |
| Glossiphoniidae | 908 | 4 | 1 | |
| Oligochaeta | 933 | 300 | 15 | 8 |
| Dugesiidae | 1055 | 100 | 164 | 54 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 4 |