Listes faunistiques invertébrés
GARON A GRIGNY 06094380
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 21/04/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 3 |
| Variété taxonomique | 32 |
| I2M2 | 0.3704 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 90.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | 1 | |
| Isoperla | 140 | 1 | 1 | |
| Brachyptera | 3 | 1 | ||
| Hydroptila | 200 | 1 | 1 | |
| Limnephilinae | 3163 | 4 | ||
| Limnephilidae | 276 | 1 | ||
| Baetis lato sensu | 9794 | 4 | 19 | 5 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 1181 | 1480 | 821 |
| Leptophlebiidae | 473 | 1 | ||
| Siphlonurus | 350 | 1 | ||
| Dryops | 613 | 1 | ||
| Colymbetinae | 2395 | 2 | 1 | |
| Haliplus | 518 | 1 | ||
| Limnophora | 848 | 1 | ||
| Ceratopogonidae | 819 | 10 | 4 | 19 |
| Chironomidae | 807 | 2883 | 507 | 1281 |
| Dolichopodidae | 836 | 1 | ||
| Empididae | 831 | 2 | 2 | |
| Psychodidae | 783 | 3 | 1 | |
| Simuliidae | 801 | 10 | 140 | 140 |
| Stratiomyidae | 824 | 1 | 1 | |
| Tipulidae | 753 | 2 | ||
| Sympetrum | 699 | 1 | ||
| Lestidae | 653 | 7 | 1 | 1 |
| Gammarus | 892 | 1 | ||
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | ||
| Asellidae | 880 | 12 | 10 | 3 |
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 3 | ||
| Erpobdella | 929 | 1 | ||
| Oligochaeta | 933 | 6273 | 721 | 1250 |
| Planariidae | 1061 | 2 | ||
| Mermithoïdea | 3159 | 1 | 1 | |
| Hydracarina | 906 | 1 | ||
| Hydrozoa | 3168 | 1 | 1 | 1 |