Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 52 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 31/07/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 25 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.3191 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 42.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Blocs | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 15 | 18 | 28 |
| Ithytrichia | 198 | 1 | ||
| Mystacides | 312 | 1 | 2 | 3 |
| Baetis | 364 | 10 | 8 | 26 |
| Centroptilum | 383 | 1 | ||
| Procloeon | 390 | 2 | 1 | |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 67 | 37 | 38 |
| Habrophlebia | 491 | 3 | ||
| Micronecta | 719 | 3 | ||
| Notonectidae | 728 | 1 | 1 | |
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 1 | 1 | |
| Esolus | 619 | 1 | 1 | |
| Oulimnius | 622 | 2 | 2 | 2 |
| Hydraena | 608 | 1 | ||
| Anthomyidae | 847 | 4 | 1 | |
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 78 | 64 | 33 |
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 165 | 5 | 140 |
| Stratiomyidae | 824 | 1 | 1 | |
| Tipulidae | 753 | 2 | ||
| Gomphidae | 678 | 1 | ||
| Gammarus | 892 | 2 | ||
| Niphargidae | 5118 | 2 | ||
| Asellidae | 880 | 1 | ||
| Hydracarina | 906 | 2 | ||
| Pisidium | 1043 | 4 | 1 | |
| Potamopyrgus | 978 | 69 | 4 | 27 |
| Physa stricto-sensu | 30103 | 13 | 3 | |
| Oligochaeta | 933 | 18 | 16 | 17 |