Listes faunistiques invertébrés
Arc (Paca) à Berre-l'Etang 06195500
- Télécharger la fiche IRSTEA xls / 74 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 15/07/2008 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.4488 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 31.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 47.0 | dominant |
| Helophytes | 9.0 | dominant |
| Vases | 6.0 | dominant |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | B1 |
| P2 | Branchage, racines | Lente | B1 |
| P3 | Blocs | Lente | B1 |
| P4 | Sables | Nulle | B1 |
| P5 | Pierres, galets | Lente | B2 |
| P6 | Granulats | Lente | B2 |
| P7 | Helophytes | Nulle | B2 |
| P8 | Vases | Nulle | B2 |
| P9 | Granulats | Nulle | B3 |
| P10 | Pierres, galets | Moyenne | B3 |
| P11 | Helophytes | Lente | B3 |
| P12 | Vases | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 36 | 8 | 224 |
| Hydroptilidae | 193 | 1 | 2 | |
| Hydroptila | 200 | 8 | 2 | 6 |
| Athripsodes | 311 | 3 | 4 | |
| Mystacides | 312 | 9 | 5 | 1 |
| Lype | 241 | 2 | 3 | |
| Psychomyia | 239 | 8 | 48 | |
| Baetis | 364 | 140 | 98 | 504 |
| Caenis | 457 | 164 | 92 | 112 |
| Gerris | 735 | 1 | ||
| Dryops | 613 | 2 | 2 | |
| Pomatinus | 611 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | 4 | |
| Limnius | 623 | 2 | ||
| Stenelmis | 617 | 3 | 1 | 1 |
| Gyrinus | 514 | 1 | 3 | |
| Chironomidae | 807 | 236 | 240 | 524 |
| Simuliidae | 801 | 3 | 1 | 200 |
| Calopteryx | 650 | 4 | 5 | 3 |
| Coenagrionidae | 658 | 2 | 2 | |
| Onychogomphus | 682 | 3 | 5 | |
| Lestes | 655 | 1 | ||
| Branchiopoda | 2971 | 3 | 3 | |
| Gammarus | 892 | 140 | 100 | 96 |
| Asellidae | 880 | 8 | 1 | 1 |
| Pisidium | 1043 | 3 | ||
| Ancylus | 1028 | 3 | 9 | 100 |
| Bithynia | 994 | 5 | 2 | |
| Radix | 1004 | 1 | 2 | |
| Physa (sensu lato) | 997 | 1 | ||
| Piscicolidae | 918 | 1 | ||
| Dugesiidae | 1055 | 19 | 2 | 2 |
| Oligochaeta | 933 | 60 | 76 | 180 |