Listes faunistiques invertébrés
Berange à Candillargues 2 06190700
- Télécharger la fiche IRSTEA xls / 121 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 11/04/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 6.0 |
| GFI | 2 |
| Variété taxonomique | 15 |
| I2M2 | 0.0440 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 4.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 56.0 | dominant |
| Dalles, argiles | 32.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Nulle | A |
| P5 | Algues | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Algues | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Algues | Moyenne | C |
| P10 | Algues | Nulle | C |
| P11 | Algues | Lente | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Asellidae | 880 | 5 | 4 | 11 |
| Physella | 19280 | 1 | 3 | |
| Dikerogammarus | 4202 | 23 | 3 | 40 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Hydrozoa | 3168 | 1 | ||
| Cladocera | 3127 | 1 | 1 | 1 |
| Chalcolestes | 2611 | 28 | 22 | 58 |
| Colymbetinae | 2395 | 1 | ||
| Physidae | 995 | 1 | ||
| Oligochaeta | 933 | 171 | 141 | 28 |
| Gammarus | 892 | 36 | 25 | 60 |
| Gammaridae | 887 | 9 | 4 | 4 |
| Hydroptila | 200 | 2 | ||
| Atyaephyra | 861 | 1 | ||
| Empididae | 831 | 16 | 34 | |
| Stratiomyidae | 824 | 1 | ||
| Chironomidae | 807 | 1316 | 1148 | 2519 |
| Simuliidae | 801 | 9 | 9 | |
| Dixidae | 793 | 2 | ||
| Tipulidae | 753 | 1 | ||
| Lestidae | 653 | 1 | ||
| Oulimnius | 622 | 1 | ||
| Caenis | 457 | 1 | 4 | 1 |
| Cloeon | 387 | 2 | 6 | 3 |
| Baetis | 364 | 9 | 1 | 102 |