Listes faunistiques invertébrés
L'Engièvre à Beaulon 04023160
- Télécharger la fiche IRSTEA xls / 31 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 21/10/2010 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 3 |
| Variété taxonomique | 25 |
| I2M2 | 0.2548 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 1.0 | marginal |
| Helophytes | 7.0 | dominant |
| Vases | 59.0 | dominant |
| Sables | 30.0 | dominant |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Lente | B1 |
| P2 | Sables | Nulle | B2 |
| P3 | Vases | Nulle | B3 |
| P4 | Helophytes | Nulle | B2 |
| P5 | Vases | Nulle | B2 |
| P6 | Vases | Nulle | B2 |
| P7 | Branchage, racines | Nulle | B1 |
| P8 | Branchage, racines | Lente | B1 |
| P9 | Sables | Nulle | B3 |
| P10 | Litieres | Nulle | B1 |
| P11 | Vases | Nulle | B3 |
| P12 | Vases | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 43 | 1 | |
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Lype | 241 | 1 | ||
| Baetis | 364 | 6 | ||
| Micronecta | 719 | 68 | 120 | 170 |
| Colymbetinae | 2395 | 1 | 5 | |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 8 | 4 | 15 |
| Chironomidae | 807 | 90 | 29 | 9 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 27 | 1 | |
| Tabanidae | 837 | 2 | 2 | |
| Calopteryx | 650 | 1 | 4 | |
| Platycnemis | 657 | 4 | ||
| Sialis | 704 | 18 | 3 | 17 |
| Gammarus | 892 | 18 | 16 | 6 |
| Asellidae | 880 | 1 | ||
| Corbicula | 1051 | 41 | 10 | 10 |
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 18 | ||
| Planorbidae | 1009 | 1 | ||
| Oligochaeta | 933 | 23 | 48 | 34 |
| Nemathelmintha | 3111 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 |