Listes faunistiques invertébrés
Le Litroux à Ravel 04033050
- Télécharger la fiche IRSTEA xls / 41 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 16/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 2 |
| Variété taxonomique | 25 |
| I2M2 | 0.1775 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | ||
| Granulats | 23.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 69.0 | dominant |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Granulats | Moyenne | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Pisidium | 1043 | 9 | 6 | 8 |
| Hydracarina | 906 | 1 | 1 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 119 | 12 | 76 |
| Potamopyrgus | 978 | 41 | 118 | 100 |
| Physa (sensu lato) | 997 | 1 | ||
| Radix | 1004 | 3 | ||
| Planorbidae | 1009 | 2 | ||
| Sphaeriidae | 1042 | 6 | 17 | 5 |
| Gammarus | 892 | 2 | ||
| Planariidae | 1061 | 32 | 1 | |
| Mermithoïdea | 3159 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | ||
| Baetis lato sensu | 9794 | 1 | 13 | 3 |
| Physella | 19280 | 1 | ||
| Pediciini | 20537 | 1 | 3 | |
| Sialis | 704 | 1 | ||
| Hydropsychidae | 211 | 1 | ||
| Mystacides | 312 | 3 | ||
| Centroptilum | 383 | 2 | 1 | |
| Ephemerella ignita | 451 | 3 | 3 | |
| Hydraena | 608 | 1 | ||
| Elmis | 618 | 2 | 1 | 1 |
| Oulimnius | 622 | 2 | 2 | |
| Cordulegaster | 687 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Tipulidae | 753 | 1 | 2 | |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 84 | 6 |
| Chironomidae | 807 | 189 | 36 | 192 |
| Ceratopogonidae | 819 | 3 | ||
| Asellidae | 880 | 522 | 10 | 14 |