Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 98 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 31/05/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 9 |
| Variété taxonomique | 20 |
| I2M2 | 0.4900 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 6.0 | dominant |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 50.0 | dominant |
| Algues | ||
| Dalles, argiles | 21.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Moyenne | A |
| P5 | Litieres | Nulle | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Empididae | 831 | 2 | ||
| Pediciini | 20537 | 7 | 14 | 4 |
| Agapetinae | 9812 | 1 | ||
| Baetis lato sensu | 9794 | 228 | 188 | 25 |
| Colymbetinae | 2395 | 2 | ||
| Hydroporinae | 2393 | 7 | 16 | 3 |
| Ancylus | 1028 | 1 | ||
| Oligochaeta | 933 | 40 | 14 | 18 |
| Erpobdellidae | 928 | 1 | 3 | |
| Hydracarina | 906 | 1 | 1 | |
| Niphargus | 902 | 1 | ||
| Dolichopodidae | 836 | 1 | 1 | 2 |
| Isoperla | 140 | 7 | 3 | 1 |
| Stratiomyidae | 824 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 2624 | 1200 | 1441 |
| Simuliidae | 801 | 44 | 3 | 1 |
| Psychodidae | 783 | 2 | ||
| Veliidae | 743 | 2 | ||
| Dryops | 613 | 1 | 1 | 1 |
| Habrophlebia | 491 | 62 | 80 | 1 |
| Leptophlebiidae | 473 | 38 | 42 | 4 |
| Siphlonurus | 350 | 1 |