Listes faunistiques invertébrés
Bourdigoul à Torreilles 2 06174960
- Télécharger la fiche IRSTEA xls / 76 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 26/06/2008 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 20 |
| I2M2 | 0.2505 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 94.0 | dominant |
| Litieres | ||
| Branchage, racines | ||
| Pierres, galets | 0.0 | marginal |
| Blocs | ||
| Granulats | ||
| Helophytes | 4.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Nulle | B1 |
| P2 | Helophytes | Nulle | B1 |
| P3 | Helophytes | Lente | B1 |
| P4 | Sables | Nulle | B1 |
| P5 | Hydrophytes | Nulle | B2 |
| P6 | Hydrophytes | Lente | B2 |
| P7 | Hydrophytes | Nulle | B2 |
| P8 | Hydrophytes | Lente | B2 |
| P9 | Hydrophytes | Nulle | B3 |
| P10 | Hydrophytes | Lente | B3 |
| P11 | Hydrophytes | Nulle | B3 |
| P12 | Hydrophytes | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Baetis | 364 | 1 | ||
| Haliplus | 518 | 1 | 8 | 11 |
| Chironomidae | 807 | 1757 | 1744 | 2288 |
| Simuliidae | 801 | 45 | 925 | 53 |
| Asellidae | 880 | 47 | 262 | |
| Corbicula | 1051 | 1 | ||
| Pisidium | 1043 | 9 | 968 | |
| Bithynia | 994 | 551 | 1439 | 82 |
| Radix | 1004 | 9 | ||
| Planorbidae | 1009 | 3 | 8 | |
| Valvata | 972 | 2008 | 4449 | 66 |
| Erpobdellidae | 928 | 2 | 25 | 4 |
| Glossiphoniidae | 908 | 2 | 127 | 3 |
| Dugesiidae | 1055 | 24 | 178 | 112 |
| Oligochaeta | 933 | 13875 | 2062 | 3446 |
| Nemathelmintha | 3111 | 1 | ||
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Hydrozoa | 3166 | 1 | ||
| Hydra | 1077 | 1 | ||
| Bryozoa | 1087 | 1 |