Listes faunistiques invertébrés
Le ruisseau de Beaulon à Beaulon 04023080
- Télécharger la fiche IRSTEA xls / 85 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 10/09/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 9.0 |
| GFI | 2 |
| Variété taxonomique | 25 |
| I2M2 | 0.2428 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | ||
| Helophytes | 20.0 | dominant |
| Vases | 76.0 | dominant |
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Helophytes | Nulle | B |
| P2 | Vases | Lente | C |
| P3 | Vases | Lente | C |
| P4 | Vases | Lente | B |
| P5 | Vases | Nulle | B |
| P6 | Vases | Nulle | B |
| P7 | Vases | Nulle | C |
| P8 | Vases | Nulle | C |
| P9 | Sables | Lente | A |
| P10 | Sables | Nulle | A |
| P11 | Branchage, racines | Nulle | A |
| P12 | Hydrophytes | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cloeon | 387 | 2 | ||
| Procloeon pennulatum | 29153 | 1 | ||
| Micronecta | 719 | 550 | 79 | 340 |
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Noterus | 526 | 1 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 94 | 74 | 26 |
| Culicidae | 796 | 1 | ||
| Dixidae | 793 | 1 | ||
| Ephydridae | 844 | 1 | ||
| Tabanidae | 837 | 3 | 1 | 1 |
| Anax | 675 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Coenagrionidae | 658 | 4 | ||
| Gomphus | 679 | 1 | ||
| Libellula | 697 | 1 | ||
| Platycnemis | 657 | 24 | 17 | |
| Sialis | 704 | 8 | 1 | 1 |
| Gammarus | 892 | 5 | ||
| Asellidae | 880 | 9 | 2 | |
| Orconectes | 870 | 3 | ||
| Corbicula | 1051 | 1 | 2 | |
| Sphaerium | 1044 | 1 | 2 | |
| Physa (sensu lato) | 997 | 46 | ||
| Planorbidae | 1009 | 4 | ||
| Oligochaeta | 933 | 12 | 18 | 5 |
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | 1 |