Listes faunistiques invertébrés
Brague à Biot 06209970
- Télécharger la fiche IRSTEA xls / 122 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 16/07/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.3305 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 26.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 3.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 62.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Algues | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Algues | Nulle | B |
| P9 | Algues | Moyenne | C |
| P10 | Algues | Lente | C |
| P11 | Algues | Nulle | C |
| P12 | Algues | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Hydropsyche | 212 | 112 | 13 | |
| Hydroptila | 200 | 272 | 84 | 60 |
| Mystacides | 312 | 2 | 1 | 2 |
| Polycentropus | 231 | 2 | 2 | 2 |
| Polycentropodidae | 223 | 1 | ||
| Baetis lato sensu | 9794 | 176 | 102 | 11 |
| Caenis | 457 | 27 | 40 | 22 |
| Hydrometra | 740 | 3 | ||
| Elmis | 618 | 33 | 7 | 9 |
| Esolus | 619 | 5 | 19 | 5 |
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 16 | 4 | 5 |
| Riolus | 625 | 1 | ||
| Stenelmis | 617 | 1 | 5 | 4 |
| Hydrophilinae | 2517 | 1 | ||
| Anthomyidae | 847 | 3 | ||
| Chironomidae | 807 | 4288 | 1120 | 508 |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 12 | ||
| Simuliidae | 801 | 18 | 10 | 1 |
| Stratiomyidae | 824 | 4 | 2 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 79 | 1 | |
| Onychogomphus | 682 | 1 | ||
| Gammarus | 892 | 4096 | 160 | 216 |
| Asellidae | 880 | 100 | 6 | 3 |
| Pisidium | 1043 | 5 | 1 | |
| Ancylus | 1028 | 76 | 1 | |
| Bithynia | 994 | 142 | 10 | 15 |
| Bythinella | 992 | 1152 | 16 | 4 |
| Potamopyrgus | 978 | 10880 | 2808 | 816 |
| Radix | 1004 | 4 | ||
| Physella | 19280 | 1 | ||
| Erpobdellidae | 928 | 1 | ||
| Helobdella | 912 | 4 | 2 | |
| Glossiphoniidae | 908 | 4 | 1 | |
| Oligochaeta | 933 | 1 | 3 | |
| Dugesia | 1056 | 1376 | 200 | 104 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 |