Listes faunistiques invertébrés
L'Acolin à Thiel-sur-Acolin 04024060
- Télécharger la fiche IRSTEA xls / 85 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 15/09/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| I2M2 | 0.5525 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | 95.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Lente | C |
| P2 | Sables | Nulle | C |
| P3 | Sables | Nulle | C |
| P4 | Sables | Lente | C |
| P5 | Sables | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Lente | B |
| P9 | Branchage, racines | Nulle | A |
| P10 | Blocs | Moyenne | A |
| P11 | Litieres | Nulle | A |
| P12 | Pierres, galets | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Nemoura | 26 | 1 | ||
| Beraeodes | 329 | 18 | ||
| Hydropsyche | 212 | 28 | 1 | |
| Athripsodes | 311 | 1 | 2 | |
| Polycentropodidae | 223 | 2 | ||
| Baetis | 364 | 46 | 3 | 1 |
| Ephemera | 502 | 55 | 78 | 22 |
| Heptagenia | 443 | 10 | 1 | |
| Paraleptophlebia | 481 | 12 | ||
| Micronecta | 719 | 24 | 24 | 15 |
| Gerris | 735 | 1 | ||
| Pomatinus | 611 | 1 | ||
| Colymbetinae | 2395 | 3 | 1 | 10 |
| Elmis | 618 | 4 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 4 | 2 | |
| Orectochilus | 515 | 21 | ||
| Hydraena | 608 | 10 | ||
| Athericidae | 838 | 12 | 7 | 1 |
| Ceratopogonidae | 819 | 8 | 3 | |
| Chironomidae | 807 | 242 | 460 | 600 |
| Limoniidae | 757 | 16 | 14 | 6 |
| Tabanidae | 837 | 7 | 12 | 2 |
| Tipulidae | 753 | 3 | 1 | |
| Calopteryx | 650 | 3 | 1 | |
| Sialis | 704 | 7 | 1 | |
| Gammarus | 892 | 289 | 5 | 2 |
| Asellidae | 880 | 1 | ||
| Sphaerium | 1044 | 5 | 1 | 1 |
| Ancylus | 1028 | 3 | ||
| Erpobdellidae | 928 | 5 | ||
| Glossiphoniidae | 908 | 6 | ||
| Dendrocoelidae | 1071 | 1 | ||
| Oligochaeta | 933 | 92 | 64 | 5 |
| Hydracarina | 906 | 1 | 1 | 1 |