Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 04/05/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 7 |
| Variété taxonomique | 21 |
| I2M2 | 0.1057 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 6.0 | dominant |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | ||
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 86.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Litieres | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligochaeta | 933 | 74 | 104 | 20 |
| Physella | 19280 | 2 | ||
| Baetis lato sensu | 9794 | 11 | 3 | 3 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | 1 | |
| Hydrozoa | 3168 | 1 | ||
| Colymbetinae | 2395 | 1 | 1 | |
| Hydroporinae | 2393 | 3 | ||
| Pisidium | 1043 | 24 | 2 | |
| Sphaeriidae | 1042 | 4 | 45 | 1 |
| Planorbidae | 1009 | 6 | ||
| Lymnaeidae | 998 | 3 | 18 | |
| Physidae | 995 | 39 | 2 | |
| Potamopyrgus antipodarum | 979 | 6 | ||
| Siphlonurus | 350 | 12 | 6 | 10 |
| Niphargus | 902 | 1 | 1 | 1 |
| Gammarus | 892 | 1 | 4 | |
| Gammaridae | 887 | 1 | 6 | 1 |
| Asellidae | 880 | 111 | 920 | 240 |
| Chironomidae | 807 | 240 | 1056 | 133 |
| Limoniidae | 757 | 1 | ||
| Notonectidae | 728 | 11 | 1 | |
| Dryops | 613 | 1 | ||
| Haliplus | 518 | 1 | ||
| Leptophlebiidae | 473 | 2 | 8 | 2 |
| Ephemerella ignita | 451 | 3 | 3 | 6 |
| Heptageniidae | 399 | 1 | ||
| Centroptilum luteolum | 384 | 1 |