Listes faunistiques invertébrés
TORRENSON A ST-CYR 06830030
- Télécharger la fiche IRSTEA xls / 318 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 19/06/2023 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 34 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 83.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Isoperla | 140 | 1 | ||
| Hydroptila | 200 | 5 | 1 | |
| Drusinae | 3120 | 1 | ||
| Tinodes | 245 | 23 | 3 | |
| Rhyacophila lato-sensu | 183 | 19 | 3 | 1 |
| Baetis | 364 | 326 | 34 | 94 |
| Centroptilum | 383 | 1 | ||
| Cloeon | 387 | 7 | 1 | |
| Caenis | 457 | 1 | ||
| Corixinae | 5196 | 1 | ||
| Notonectidae | 728 | 4 | 4 | |
| Dryops | 613 | 3 | ||
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 25 | 1 | 11 |
| Esolus | 619 | 2 | 2 | 8 |
| Oulimnius | 622 | 7 | 5 | 1 |
| Hydraena | 608 | 2 | 1 | |
| Anthomyidae | 847 | 3 | ||
| Chironomidae | 807 | 647 | 715 | 73 |
| Dixidae | 793 | 2 | ||
| Pediciini | 20537 | 1 | ||
| Psychodidae | 783 | 2 | 1 | |
| Simuliidae | 801 | 543 | 18 | 12 |
| Cordulegaster | 687 | 1 | ||
| Sympetrum | 699 | 8 | 11 | 3 |
| Platycnemis | 657 | 2 | ||
| Asellidae | 880 | 108 | 87 | 61 |
| Gammarus | 892 | 2933 | 857 | 376 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | ||
| Sphaeriidae | 1042 | 1 | 11 | 1 |
| Pisidium | 1043 | 4 | 1 | |
| Potamopyrgus | 978 | 62 | 5 | |
| Radix | 1004 | 3 | ||
| Physella | 19280 | 9 | 5 | 2 |
| Planorbidae | 1009 | 6 | 8 | 4 |
| Ancylus | 1028 | 14 | 94 | 27 |
| Glossiphoniidae | 908 | 10 | 3 | 1 |
| Oligochaeta | 933 | 6 | 58 | 54 |
| Dugesiidae | 1055 | 5 | 1 | |
| Nemathelmintha | 3111 | 1 |