Listes faunistiques invertébrés
L'Ousse au niveau de Fleurance 05114800
- Télécharger la fiche IRSTEA xls / 2201 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 07/06/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 24 |
| Taxon indicateur | Heptageniidae |
| I2M2 | 0.1110 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | ||
| Granulats | 10.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 32.0 | dominant |
| Algues | ||
| Dalles, argiles | 38.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | ||
| Baetis lato sensu | 9794 | 7 | 31 | 3 |
| Ephemerella ignita | 451 | 1 | 10 | 2 |
| Ecdyonurus | 421 | 1 | 3 | |
| Leptophlebiidae | 473 | 1 | ||
| Veliidae | 743 | 1 | 2 | |
| Colymbetinae | 2395 | 2 | ||
| Limnius | 623 | 2 | ||
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 3 | ||
| Chironomidae | 807 | 472 | 414 | |
| Dixidae | 793 | 3 | 2 | |
| Dolichopodidae | 836 | 3 | ||
| Limoniidae | 757 | 2 | 26 | |
| Simuliidae | 801 | 2 | 16 | 2 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 3 | ||
| Echinogammarus | 888 | 133 | 21 | 53 |
| Gammarus | 892 | 37 | ||
| Niphargus | 902 | 1 | ||
| Asellidae | 880 | 13 | 2 | 12 |
| Procambarus | 2027 | 1 | ||
| Corbicula | 1051 | 1 | ||
| Sphaeriidae | 1042 | 19 | 2 | |
| Pisidium | 1043 | 12 | ||
| Potamopyrgus | 978 | 126 | 715 | 160 |
| Physa (sensu lato) | 997 | 10 | 1 | 10 |
| Oligochaeta | 933 | 3 | 15 | |
| Hydracarina | 906 | 1 | ||
| Hydrozoa | 3168 | 2 | 1 |