Listes faunistiques invertébrés
Brague à Biot 06209970
- Télécharger la fiche IRSTEA xls / 47 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 20/06/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 25 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.2253 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | 60.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Algues | Lente | B |
| P8 | Algues | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Algues | Lente | C |
| P11 | Algues | Nulle | C |
| P12 | Algues | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptilidae | 193 | 4 | 16 | |
| Hydroptila | 200 | 30 | 148 | 5 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 6 | ||
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 11 | ||
| Cloeon | 387 | 6 | ||
| Caenis | 457 | 128 | 102 | 14 |
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 2 | 10 | |
| Esolus | 619 | 17 | 46 | 9 |
| Oulimnius | 622 | 5 | 4 | 2 |
| Stenelmis | 617 | 1 | 4 | |
| Peltodytes | 519 | 1 | ||
| Chironomidae | 807 | 1315 | 1495 | 670 |
| Empididae | 831 | 2 | ||
| Psychodidae | 783 | 1 | ||
| Tipulidae | 753 | 90 | 1 | |
| Calopteryx | 650 | 1 | ||
| Asellidae | 880 | 386 | 687 | 53 |
| Gammarus | 892 | 501 | 586 | 1683 |
| Cladocera | 3127 | 3 | 3 | |
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Sphaeriidae | 1042 | 7 | ||
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 86 | 5 | |
| Bithynia | 994 | 112 | 104 | 6 |
| Potamopyrgus | 978 | 1047 | 1400 | 585 |
| Radix | 1004 | 9 | 9 | 20 |
| Physa (sensu lato) | 997 | 21 | 66 | 85 |
| Oligochaeta | 933 | 5 | 160 | 416 |
| Dugesiidae | 1055 | 353 | 533 | 589 |
| Prostoma | 3110 | 3 | 3 | 3 |
| Hydrozoa | 3168 | 3 | 3 |