Listes faunistiques invertébrés
Le Touyré en amont de l'Hers 05167950
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 19/08/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| I2M2 | 0.8850 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 66.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles | 18.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 16 | 31 | 126 |
| Leuctra geniculata | 33830 | 11 | 4 | |
| Perlodes | 150 | 1 | ||
| Silo | 292 | 1 | 8 | |
| Cheumatopsyche lepida | 222 | 18 | 25 | 285 |
| Hydropsyche | 212 | 21 | 2 | 90 |
| Hydropsychidae | 211 | 6 | ||
| Hydroptila | 200 | 1 | 1 | |
| Ithytrichia | 198 | 1 | ||
| Hydroptilidae | 193 | 1 | ||
| Lepidostomatidae | 304 | 1 | 1 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 5 | ||
| Polycentropus | 231 | 1 | 1 | |
| Psychomyia pusilla | 240 | 8 | ||
| Rhyacophila lato-sensu | 183 | 2 | 1 | |
| Baetis lato sensu | 9794 | 9 | 6 | |
| Baetidae | 363 | 4 | 2 | |
| Caenis | 457 | 17 | 5 | 44 |
| Ephemerella ignita | 451 | 10 | 2 | |
| Torleya major | 452 | 1 | 2 | 2 |
| Ecdyonurus | 421 | 6 | 29 | |
| Heptageniidae | 399 | 5 | 6 | |
| Leptophlebiidae | 473 | 1 | ||
| Aphelocheirus aestivalis | 2714 | 2 | 3 | 9 |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 204 | 23 | 293 |
| Esolus | 619 | 90 | 645 | |
| Limnius | 623 | 10 | 10 | 29 |
| Oulimnius | 622 | 191 | 23 | 293 |
| Stenelmis | 617 | 19 | 3 | 1 |
| Orectochilus | 515 | 3 | ||
| Hydraena | 608 | 8 | 2 | 9 |
| Ochthebius | 609 | 1 | ||
| Anthomyidae | 847 | 8 | ||
| Athericidae | 838 | 5 | 1 | 6 |
| Ceratopogonidae | 819 | 3 | ||
| Chironomidae | 807 | 30 | 10 | 66 |
| Dixidae | 793 | 3 | ||
| Empididae | 831 | 1 | 6 | |
| Limoniidae | 757 | 2 | 4 | 13 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 3 | 3 | |
| Tabanidae | 837 | 3 | ||
| Boyeria irene | 671 | 4 | 1 | |
| Calopteryx | 650 | 7 | ||
| Onychogomphus | 682 | 2 | 3 | 11 |
| Gomphidae | 678 | 2 | 2 | 5 |
| Asellidae | 880 | 6 | ||
| Pacifastacus leniusculus | 873 | 1 | ||
| Ancylus fluviatilis | 1029 | 7 | 14 | |
| Xironogiton | 23599 | 34 | ||
| Oligochaeta | 933 | 12 | 4 | 92 |
| Nematoda | 1089 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Prostoma | 3110 | 1 |