Listes faunistiques invertébrés
Briancon à Thezier 06130510
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 17/05/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 7 |
| Variété taxonomique | 19 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.4331 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 75.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 10.0 | dominant |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 7.0 | dominant |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Pierres, galets | Lente | B |
| P3 | Pierres, galets | Nulle | B |
| P4 | Blocs | Nulle | A |
| P5 | Algues | Nulle | B |
| P6 | Helophytes | Nulle | B |
| P7 | Pierres, galets | Nulle | C |
| P8 | Bryophytes | Moyenne | A |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Hydrophytes | Moyenne | A |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Hydroptila | 200 | 5 | 2 | 8 |
| Baetis | 364 | 36 | 20 | 98 |
| Cloeon | 387 | 4 | 18 | 4 |
| Caenis | 457 | 1 | 4 | |
| Leptophlebiidae | 473 | 1 | ||
| Habrophlebia | 491 | 4 | 9 | |
| Dytiscidae | 527 | 1 | ||
| Colymbetinae | 2395 | 4 | 3 | 4 |
| Oulimnius | 622 | 32 | 12 | 49 |
| Anthomyidae | 847 | 7 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 21 | 33 | 242 |
| Empididae | 831 | 16 | 10 | 4 |
| Ephydridae | 844 | 8 | ||
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 11 | 2 | 63 |
| Tipulidae | 753 | 5 | 1 | 2 |
| Chalcolestes | 2611 | 7 | 24 | 1 |
| Sympetrum | 699 | 1 | ||
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 1 | ||
| Gammarus | 892 | 7 | 5 | 3 |
| Physella | 19280 | 17 | 8 | 3 |
| Oligochaeta | 933 | 1 | 3 | |
| Hydrozoa | 3168 | 3 | ||
| Hydracarina | 906 | 3 | 3 |