Listes faunistiques invertébrés
Le Litroux à Ravel 04033050
- Télécharger la fiche IRSTEA xls / 31 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 09/07/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 30 |
| I2M2 | 0.1593 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 8.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 89.0 | dominant |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Lente | B3 |
| P2 | Sables | Moyenne | B2 |
| P3 | Branchage, racines | Moyenne | B1 |
| P4 | Granulats | Moyenne | B2 |
| P5 | Sables | Lente | B2 |
| P6 | Branchage, racines | Lente | B1 |
| P7 | Litieres | Lente | B1 |
| P8 | Sables | Lente | B3 |
| P9 | Sables | Nulle | B2 |
| P10 | Sables | Lente | B3 |
| P11 | Litieres | Lente | B1 |
| P12 | Sables | Moyenne | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Glossiphonia | 909 | 6 | ||
| Tipulidae | 753 | 2 | ||
| Limoniidae | 757 | 8 | 2 | 1 |
| Simuliidae | 801 | 4 | 1 | |
| Chironomidae | 807 | 200 | 156 | 296 |
| Ceratopogonidae | 819 | 4 | 2 | |
| Asellidae | 880 | 259 | 11 | |
| Gammaridae | 887 | 458 | 29 | 60 |
| Gammarus | 892 | 823 | 46 | 102 |
| Hydracarina | 906 | 1 | ||
| Hydrometra | 740 | 1 | ||
| Helobdella | 912 | 2 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 479 | 62 | 52 |
| Potamopyrgus | 978 | 1 | 2 | 1 |
| Pisidium | 1043 | 5 | 1 | |
| Bryozoa | 1087 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Ephemera | 502 | 1 | ||
| Hydropsychidae | 211 | 1 | 1 | |
| Hydropsyche | 212 | 3 | ||
| Beraeodes | 329 | 1 | ||
| Baetis | 364 | 3 | 7 | 5 |
| Centroptilum | 383 | 2 | ||
| Ephemerella ignita | 451 | 31 | 6 | 12 |
| Leptophlebiidae | 473 | 8 | 1 | 1 |
| Habrophlebia | 491 | 1 | ||
| Hydroptila | 200 | 1 | ||
| Elmis | 618 | 6 | 2 | |
| Oulimnius | 622 | 8 | 1 | 1 |
| Limnius | 623 | 1 | 1 | |
| Calopteryx | 650 | 2 | 1 | |
| Cordulegaster | 687 | 1 | ||
| Sialis | 704 | 3 | 2 | |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 1 |