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 | 12/10/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 39 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 5.0 | dominant |
| Pierres, galets | 66.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 11.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Moyenne | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Brachycentrus | 265 | 3 | 2 | |
| Cheumatopsyche | 221 | 4 | 1 | |
| Hydropsyche | 212 | 61 | 101 | 130 |
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 3 | ||
| Lepidostoma | 305 | 10 | 22 | 12 |
| Athripsodes | 311 | 11 | 44 | 5 |
| Oecetis | 317 | 1 | 6 | |
| Chimarra | 207 | 14 | ||
| Polycentropus | 231 | 2 | 47 | |
| Rhyacophila stricto-sensu | 5237 | 3 | 8 | |
| Baetis lato sensu | 9794 | 88 | 105 | 229 |
| Caenis | 457 | 9 | 6 | 4 |
| Ephemera | 502 | 1 | ||
| Heptageniidae | 399 | 7 | 32 | |
| Ecdyonurus | 421 | 1 | 6 | |
| Heptagenia | 443 | 3 | 30 | 9 |
| Potamanthus | 509 | 1 | ||
| Dryops | 613 | 2 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Dytiscidae | 527 | 1 | ||
| Elmis | 618 | 8 | 121 | 41 |
| Esolus | 619 | 58 | 27 | 89 |
| Limnius | 623 | 52 | 46 | 48 |
| Macronychus | 626 | 1 | ||
| Oulimnius | 622 | 24 | 53 | 40 |
| Potamophilus | 615 | 1 | ||
| Stenelmis | 617 | 11 | 41 | 104 |
| Orectochilus | 515 | 3 | 2 | |
| Athericidae | 838 | 2 | ||
| Chironomidae | 807 | 4 | 53 | 52 |
| Pediciidae | 50011 | 1 | ||
| Simuliidae | 801 | 3388 | 17 | 13 |
| Tipulidae | 753 | 1 | 1 | |
| Onychogomphus | 682 | 1 | ||
| Calopteryx | 650 | 1 | 16 | |
| Coenagrionidae | 658 | 1 | ||
| Sialis | 704 | 1 | ||
| Echinogammarus | 888 | 103 | 136 | 92 |
| Gammarus | 892 | 5 | 216 | 2 |
| Asellidae | 880 | 3 | 27 | 2 |
| Corbicula | 1051 | 169 | 103 | 84 |
| Pisidium | 1043 | 2 | 34 | 1 |
| Bithynia | 994 | 1 | 8 | |
| Potamopyrgus | 978 | 113 | 84 | 57 |
| Theodoxus | 967 | 7 | 76 | 37 |
| Ancylus | 1028 | 2 | 67 | 83 |
| Erpobdellidae | 928 | 1 | 1 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 13 | 1564 | 98 |
| Dugesiidae | 1055 | 6 | 5 | 32 |
| Planariidae | 1061 | 8 | ||
| Prostoma | 3110 | 2 | ||
| Hydracarina | 906 | 1 | 2 | 1 |